{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-27459",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-18T19:52:08.536876Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-18T19:52:15.812Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "affected": [
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.5::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "python3.12-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2.5 for RHEL 8",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:26.0.0-1.el8ap",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.5::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "python3.12-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2.5 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:26.0.0-1.el9ap",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "automation-controller",
            "product": "Red Hat Ansible Automation Platform 2.6 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:4.7.11-2.el9ap",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "python3.12-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2.6 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:26.0.0-1.el9ap",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6.16::el8",
              "cpe:/a:redhat:satellite_capsule:6.16::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "python-pyOpenSSL",
            "product": "Red Hat Satellite 6.16 for RHEL 8",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:24.1.0-2.el8pc",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6.16::el9",
              "cpe:/a:redhat:satellite_capsule:6.16::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "python-pyOpenSSL",
            "product": "Red Hat Satellite 6.16 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:24.1.0-2.el9pc",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6.17::el9",
              "cpe:/a:redhat:satellite_capsule:6.17::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "python-pyOpenSSL",
            "product": "Red Hat Satellite 6.17 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:25.1.0-0.3.el9pc",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6.18::el9",
              "cpe:/a:redhat:satellite_capsule:6.18::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "python3.12-pyOpenSSL",
            "product": "Red Hat Satellite 6.18 for RHEL 9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:26.0.0-2.el9pc",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:4::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "python-pyOpenSSL",
            "product": "RHUI 4 for RHEL 8",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "0:24.1.0-2.el8ui",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.5::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-25/ee-supported-rhel8",
            "product": "Red Hat Ansible Automation Platform 2.5",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777398315",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.5::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-25/lightspeed-rhel8",
            "product": "Red Hat Ansible Automation Platform 2.5",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777403872",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/ansible-dev-tools-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777390240",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/eda-controller-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777296732",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/ee-supported-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777391447",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/hub-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777299023",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/lightspeed-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777387242",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/platform-resource-runner-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.6",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1777390333",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.7::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-27/ee-supported-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.7",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1787235693",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2.7::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-27/lightspeed-rhel9",
            "product": "Red Hat Ansible Automation Platform 2.7",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1787217531",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "affected",
            "packageName": "jaeger-main",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "2.20.0-0.8.hum1",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "affected",
            "packageName": "pyopenssl-main",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "26.0.0-1.1.hum1",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.10::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel8",
            "product": "Red Hat Quay 3.10",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1776736910",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.12::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel8",
            "product": "Red Hat Quay 3.12",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1776752646",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.14::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel8",
            "product": "Red Hat Quay 3.14",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1779689392",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.15::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel8",
            "product": "Red Hat Quay 3.15",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1780891395",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.16::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel9",
            "product": "Red Hat Quay 3.16",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1779204086",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.17::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel9",
            "product": "Red Hat Quay 3.17",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1779922205",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.18::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel9",
            "product": "Red Hat Quay 3.18",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1784987273",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:quay:3.9::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "quay/quay-rhel8",
            "product": "Red Hat Quay 3.9",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1776782369",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://catalog.redhat.com/software/containers/",
            "cpes": [
              "cpe:/a:redhat:trusted_artifact_signer:1.4::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhtas/model-transparency-rhel9",
            "product": "Red Hat Trusted Artifact Signer 1.4",
            "vendor": "Red Hat",
            "versions": [
              {
                "lessThan": "*",
                "status": "unaffected",
                "version": "1775815407",
                "versionType": "rpm"
              }
            ]
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:confidential_compute_attestation:1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "openshift-sandboxed-containers/osc-podvm-builder-rhel9",
            "product": "Confidential Compute Attestation",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:exploit_intelligence:0"
            ],
            "defaultStatus": "affected",
            "packageName": "exploit-intelligence-tech-preview/vulnerability-analysis-rhel9",
            "product": "Exploit Intelligence",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:lightspeed_core"
            ],
            "defaultStatus": "unaffected",
            "packageName": "lightspeed-core/lightspeed-stack-rhel9",
            "product": "Lightspeed Core",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:lightspeed_core"
            ],
            "defaultStatus": "unaffected",
            "packageName": "lightspeed-core/rag-tool-cpu-rhel9",
            "product": "Lightspeed Core",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:lightspeed_core"
            ],
            "defaultStatus": "unaffected",
            "packageName": "lightspeed-core/rag-tool-cuda-12.9-rhel9",
            "product": "Lightspeed Core",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-24/controller-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-24/eda-controller-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-24/ee-minimal-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-24/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-24/hub-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-25/controller-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-25/eda-controller-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-25/ee-minimal-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-25/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-25/hub-rhel8",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/controller-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-26/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-27/controller-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "ansible-automation-platform-27/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python3.11-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python3x-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_automation_platform:2"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-pyOpenSSL",
            "product": "Red Hat Ansible Automation Platform 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_core:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform/ee-minimal-rhel8",
            "product": "Red Hat Ansible Automation Platform Ansible Core 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_core:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform Ansible Core 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_core:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-tech-preview/ee-minimal-rhel8",
            "product": "Red Hat Ansible Automation Platform Ansible Core 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ansible_core:2"
            ],
            "defaultStatus": "affected",
            "packageName": "ansible-automation-platform-tech-preview/ee-minimal-rhel9",
            "product": "Red Hat Ansible Automation Platform Ansible Core 2",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ceph_storage:7"
            ],
            "defaultStatus": "affected",
            "packageName": "rhceph/rhceph-7-rhel9",
            "product": "Red Hat Ceph Storage 7",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ceph_storage:8"
            ],
            "defaultStatus": "affected",
            "packageName": "rhceph/rhceph-8-rhel9",
            "product": "Red Hat Ceph Storage 8",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:ceph_storage:9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhceph/rhceph-9-rhel9",
            "product": "Red Hat Ceph Storage 9",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat Enterprise Linux 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:7"
            ],
            "defaultStatus": "unaffected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat Enterprise Linux 7",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:8"
            ],
            "defaultStatus": "unaffected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat Enterprise Linux 8",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "mariadb11.8",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-sentry-sdk",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-trustme",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:hummingbird:1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-urllib3",
            "product": "Red Hat Hardened Images",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_ai"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoai/odh-feature-server-rhel9",
            "product": "Red Hat OpenShift AI (RHOAI)",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_ai"
            ],
            "defaultStatus": "unaffected",
            "packageName": "rhoai/odh-llama-stack-core-rhel9",
            "product": "Red Hat OpenShift AI (RHOAI)",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_ai"
            ],
            "defaultStatus": "unaffected",
            "packageName": "rhoai/odh-mlflow-rhel9",
            "product": "Red Hat OpenShift AI (RHOAI)",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift_ai"
            ],
            "defaultStatus": "unaffected",
            "packageName": "rhoai/odh-model-registry-job-async-upload-rhel9",
            "product": "Red Hat OpenShift AI (RHOAI)",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift:4"
            ],
            "defaultStatus": "unaffected",
            "packageName": "openshift4/ose-ironic-agent-rhel9",
            "product": "Red Hat OpenShift Container Platform 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift:4"
            ],
            "defaultStatus": "unaffected",
            "packageName": "openshift4/ose-ironic-rhel9",
            "product": "Red Hat OpenShift Container Platform 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift:4"
            ],
            "defaultStatus": "affected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat OpenShift Container Platform 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openshift:4"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-redis",
            "product": "Red Hat OpenShift Container Platform 4",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:17.1"
            ],
            "defaultStatus": "unaffected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat OpenStack Platform 17.1",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "unaffected",
            "packageName": "pyOpenSSL",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-cinder-api-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-cinder-backup-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-cinder-base-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-cinder-scheduler-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-cinder-volume-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-glance-api-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-manila-share-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-nova-compute-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:openstack:18.0"
            ],
            "defaultStatus": "affected",
            "packageName": "rhoso/openstack-openstackclient-rhel9",
            "product": "Red Hat OpenStack Platform 18.0",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-redis",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "python-urllib3",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "satellite/iop-advisor-engine-rhel9",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "satellite/iop-insights-engine-rhel9",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "affected",
            "packageName": "satellite/iop-vmaas-rhel9",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:satellite:6"
            ],
            "defaultStatus": "unaffected",
            "packageName": "tfm-pulpcore-python-pyOpenSSL",
            "product": "Red Hat Satellite 6",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:4::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "python-redis",
            "product": "Red Hat Update Infrastructure 4 for Cloud Providers",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:4::el8"
            ],
            "defaultStatus": "affected",
            "packageName": "python-urllib3",
            "product": "Red Hat Update Infrastructure 4 for Cloud Providers",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:5::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhui5/cds-kubernetes-rhel9",
            "product": "Red Hat Update Infrastructure 5",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:5::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhui5/cds-rhel9",
            "product": "Red Hat Update Infrastructure 5",
            "vendor": "Red Hat"
          },
          {
            "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
            "cpes": [
              "cpe:/a:redhat:rhui:5::el9"
            ],
            "defaultStatus": "affected",
            "packageName": "rhui5/rhua-rhel9",
            "product": "Red Hat Update Infrastructure 5",
            "vendor": "Red Hat"
          }
        ],
        "datePublic": "2026-03-17T23:34:28.483Z",
        "descriptions": [
          {
            "lang": "en",
            "value": "A flaw was found in pyOpenSSL. The set_cookie_generate_callback callback function can be used to generate DTLS cookies. When the callback returns a cookie string or byte sequence longer than 256 bytes, a buffer overflow can be triggered due to a missing bounds checking before copying the data to a fixed-size buffer provided by the underlying OpenSSL library."
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "namespace": "https://access.redhat.com/security/updates/classification/",
                "value": "Important"
              },
              "type": "Red Hat severity rating"
            }
          },
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.1,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "format": "CVSS"
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-120",
                "description": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-11T12:09:00.415Z",
          "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
          "shortName": "redhat-SADP"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2026-27459"
          },
          {
            "name": "RHBZ#2448503",
            "tags": [
              "issue-tracking",
              "x_refsource_REDHAT"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448503"
          },
          {
            "tags": [
              "x_sadp-csaf-vex"
            ],
            "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-27459.json"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:13512"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:10754"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:14874"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:13508"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:14873"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:14835"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:13553"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:13545"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:59153"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:48758"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:7224"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:11916"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:11856"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:21017"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:24853"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:19375"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:22465"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:48085"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:11996"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:8437"
          }
        ],
        "solutions": [
          {
            "lang": "en",
            "value": "RHSA-2026:13512: Red Hat Ansible Automation Platform 2.5 for RHEL 8, Red Hat Ansible Automation Platform 2.5 for RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:10754: RHUI 4 for RHEL 8"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:14874: Red Hat Satellite 6.16 for RHEL 8, Red Hat Satellite 6.16 for RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:13508: Red Hat Ansible Automation Platform 2.6 for RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:14873: Red Hat Satellite 6.17 for RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:14835: Red Hat Satellite 6.18 for RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:13553: Red Hat Ansible Automation Platform 2.5"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:13545: Red Hat Ansible Automation Platform 2.6"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:59153: Red Hat Ansible Automation Platform 2.7"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:48758: Red Hat Hardened Images"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:7224: Red Hat Hardened Images"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:11916: Red Hat Quay 3.10"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:11856: Red Hat Quay 3.12"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:21017: Red Hat Quay 3.14"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:24853: Red Hat Quay 3.15"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:19375: Red Hat Quay 3.16"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:22465: Red Hat Quay 3.17"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:48085: Red Hat Quay 3.18"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:11996: Red Hat Quay 3.9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:8437: Red Hat Trusted Artifact Signer 1.4"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2026-03-18T00:01:41.404Z",
            "value": "Reported to Red Hat."
          },
          {
            "lang": "en",
            "time": "2026-03-17T23:34:28.483Z",
            "value": "Made public."
          }
        ],
        "title": "pyOpenSSL: DTLS cookie callback buffer overflow",
        "workarounds": [
          {
            "lang": "en",
            "value": "To mitigate this flaw, ensure the callback provided to the set_cookie_generate_callback function strictly limits the returned cookie string or byte sequence to under 256 bytes."
          }
        ],
        "x_adpType": "supplier",
        "x_generator": {
          "engine": "sadp-cli 1.0.0"
        }
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "pyopenssl",
          "vendor": "pyca",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 22.0.0, \u003c 26.0.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 22.0.0 and prior to version 26.0.0, if a user provided callback to `set_cookie_generate_callback` returned a cookie value greater than 256 bytes, pyOpenSSL would overflow an OpenSSL provided buffer. Starting in version 26.0.0, cookie values that are too long are now rejected."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "HIGH",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "CWE-120: Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-17T23:34:28.483Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/pyca/pyopenssl/security/advisories/GHSA-5pwr-322w-8jr4",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/pyca/pyopenssl/security/advisories/GHSA-5pwr-322w-8jr4"
        },
        {
          "name": "https://github.com/pyca/pyopenssl/commit/57f09bb4bb051d3bc2a1abd36e9525313d5cd408",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/pyca/pyopenssl/commit/57f09bb4bb051d3bc2a1abd36e9525313d5cd408"
        },
        {
          "name": "https://github.com/pyca/pyopenssl/blob/358cbf29c4e364c59930e53a270116249581eaa3/CHANGELOG.rst",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/pyca/pyopenssl/blob/358cbf29c4e364c59930e53a270116249581eaa3/CHANGELOG.rst"
        }
      ],
      "source": {
        "advisory": "GHSA-5pwr-322w-8jr4",
        "discovery": "UNKNOWN"
      },
      "title": "pyOpenSSL DTLS cookie callback buffer overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-27459",
    "datePublished": "2026-03-17T23:34:28.483Z",
    "dateReserved": "2026-02-19T17:25:31.100Z",
    "dateUpdated": "2026-09-11T12:09:00.415Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}