CVE-2026-29146 (GCVE-0-2026-29146)

Vulnerability from cvelistv5 – Published: 2026-04-09 19:21 – Updated: 2026-06-30 03:16
VLAI
Title
Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default
Summary
Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • Padding Oracle
  • CWE-209 - Generation of Error Message Containing Sensitive Information
  • CWE-642 - External Control of Critical State Data
  • CWE-1240 - Use of a Cryptographic Primitive with a Risky Implementation
Assigner
Impacted products
Vendor Product Version
Apache Software Foundation Apache Tomcat Affected: 11.0.0-M1 , ≤ 11.0.18 (semver)
Affected: 10.0.0-M1 , ≤ 10.1.52 (semver)
Affected: 9.0.13 , ≤ 9.0.115 (semver)
Affected: 8.5.38 , ≤ 8.5.100 (semver)
Affected: 7.0.100 , ≤ 7.0.109 (semver)
Create a notification for this product.
Red Hat Red Hat JBoss Web Server 6.2 on RHEL 10     cpe:/a:redhat:jboss_enterprise_web_server:6.2::el10
Create a notification for this product.
Red Hat Red Hat JBoss Web Server 6.2 on RHEL 8     cpe:/a:redhat:jboss_enterprise_web_server:6.2::el8
Create a notification for this product.
Red Hat Red Hat JBoss Web Server 6.2 on RHEL 9     cpe:/a:redhat:jboss_enterprise_web_server:6.2::el9
Create a notification for this product.
Red Hat Red Hat JBoss Web Server 6.2.3     cpe:/a:redhat:jboss_enterprise_web_server:6.2
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 10     cpe:/o:redhat:enterprise_linux:10
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9     cpe:/o:redhat:enterprise_linux:9
Create a notification for this product.
Red Hat Red Hat JBoss Web Server 5     cpe:/a:redhat:jboss_enterprise_web_server:5
Create a notification for this product.
Credits
Uri Katz and Avi Lumelsky (Oligo Security)
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-04-09T23:15:51.111Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/04/09/24"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-29146",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-10T18:17:02.531112Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-209",
                "description": "CWE-209 Generation of Error Message Containing Sensitive Information",
                "lang": "en",
                "type": "CWE"
              }
            ]
          },
          {
            "descriptions": [
              {
                "cweId": "CWE-642",
                "description": "CWE-642 External Control of Critical State Data",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-10T18:17:59.908Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:/a:redhat:jboss_enterprise_web_server:6.2::el10"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat JBoss Web Server 6.2 on RHEL 10",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/a:redhat:jboss_enterprise_web_server:6.2::el8"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat JBoss Web Server 6.2 on RHEL 8",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/a:redhat:jboss_enterprise_web_server:6.2::el9"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat JBoss Web Server 6.2 on RHEL 9",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/a:redhat:jboss_enterprise_web_server:6.2"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat JBoss Web Server 6.2.3",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:10"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat Enterprise Linux 10",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:6"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat Enterprise Linux 6",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:7"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat Enterprise Linux 7",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:8"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat Enterprise Linux 8",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/o:redhat:enterprise_linux:9"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat Enterprise Linux 9",
            "vendor": "Red Hat"
          },
          {
            "cpes": [
              "cpe:/a:redhat:jboss_enterprise_web_server:5"
            ],
            "defaultStatus": "affected",
            "product": "Red Hat JBoss Web Server 5",
            "vendor": "Red Hat"
          }
        ],
        "datePublic": "2026-04-09T19:21:57.289Z",
        "descriptions": [
          {
            "lang": "en",
            "value": "A flaw was found in Apache Tomcat. This Padding Oracle vulnerability, present in the EncryptInterceptor with its default configuration, could allow a remote attacker to decrypt sensitive information. By exploiting weaknesses in the encryption padding, an attacker may be able to gain unauthorized access to data that should remain confidential."
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "namespace": "https://access.redhat.com/security/updates/classification/",
                "value": "Important"
              },
              "type": "Red Hat severity rating"
            }
          },
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.1"
            },
            "format": "CVSS"
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1240",
                "description": "Use of a Cryptographic Primitive with a Risky Implementation",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-30T03:16:24.876Z",
          "orgId": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c",
          "shortName": "redhat-SADP"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2026-29146"
          },
          {
            "name": "RHBZ#2457020",
            "tags": [
              "issue-tracking",
              "x_refsource_REDHAT"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2457020"
          },
          {
            "tags": [
              "x_sadp-csaf-vex"
            ],
            "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-29146.json"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:20405"
          },
          {
            "tags": [
              "vendor-advisory",
              "x_refsource_REDHAT"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2026:20406"
          }
        ],
        "solutions": [
          {
            "lang": "en",
            "value": "RHSA-2026:20405: Red Hat JBoss Web Server 6.2 on RHEL 10, Red Hat JBoss Web Server 6.2 on RHEL 8, Red Hat JBoss Web Server 6.2 on RHEL 9"
          },
          {
            "lang": "en",
            "value": "RHSA-2026:20406: Red Hat JBoss Web Server 6.2.3"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2026-04-09T20:01:03.123Z",
            "value": "Reported to Red Hat."
          },
          {
            "lang": "en",
            "time": "2026-04-09T19:21:57.289Z",
            "value": "Made public."
          }
        ],
        "title": "Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor",
        "workarounds": [
          {
            "lang": "en",
            "value": "This vulnerability can be mitigated by removing the affected jar file from the tomcat installation. It can be achieved by running the following command as root:\n\n~~~\nsystemctl stop tomcat\nrm -fv /usr/share/java/tomcat/catalina-tribes.jar\nsystemctl start tomcat\n~~~\n\nIt\u0027s important to notice if the Tomcat instance is configured to run with clustering, this may lead to errors when restarting the tomcat service. Red Hat\u0027s distributed Apache Tomcat should not be run with Clustering enabled, so make sure to disable such configuration before proceed with the mitigation if that\u0027s the case."
          }
        ],
        "x_adpType": "supplier",
        "x_generator": {
          "engine": "sadp-cli 1.0.0"
        }
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Apache Tomcat",
          "vendor": "Apache Software Foundation",
          "versions": [
            {
              "lessThanOrEqual": "11.0.18",
              "status": "affected",
              "version": "11.0.0-M1",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "10.1.52",
              "status": "affected",
              "version": "10.0.0-M1",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "9.0.115",
              "status": "affected",
              "version": "9.0.13",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.5.100",
              "status": "affected",
              "version": "8.5.38",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.109",
              "status": "affected",
              "version": "7.0.100",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Uri Katz and Avi Lumelsky (Oligo Security)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003ePadding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\u003c/p\u003e\u003cp\u003eThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\u003c/p\u003e\u003cp\u003eUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.\u003c/p\u003e"
            }
          ],
          "value": "Padding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "text": "important"
            },
            "type": "Textual description of severity"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Padding Oracle",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-09T19:21:57.289Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.apache.org/thread/lzt04z2pb3dc5tk85obn80xygw3z1p0w"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2026-29146",
    "datePublished": "2026-04-09T19:21:57.289Z",
    "dateReserved": "2026-03-04T10:35:55.231Z",
    "dateUpdated": "2026-06-30T03:16:24.876Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-29146",
      "date": "2026-06-30",
      "epss": "0.03494",
      "percentile": "0.87683"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-29146\",\"sourceIdentifier\":\"security@apache.org\",\"published\":\"2026-04-09T20:16:24.577\",\"lastModified\":\"2026-06-30T03:18:08.330\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Padding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\\n\\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\\n\\nUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.\"}],\"affected\":[{\"source\":\"security@apache.org\",\"affectedData\":[{\"vendor\":\"Apache Software Foundation\",\"product\":\"Apache Tomcat\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"11.0.0-M1\",\"lessThanOrEqual\":\"11.0.18\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"10.0.0-M1\",\"lessThanOrEqual\":\"10.1.52\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"9.0.13\",\"lessThanOrEqual\":\"9.0.115\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"8.5.38\",\"lessThanOrEqual\":\"8.5.100\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"7.0.100\",\"lessThanOrEqual\":\"7.0.109\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"affectedData\":[{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Web Server 6.2 on RHEL 10\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/a:redhat:jboss_enterprise_web_server:6.2::el10\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Web Server 6.2 on RHEL 8\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/a:redhat:jboss_enterprise_web_server:6.2::el8\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Web Server 6.2 on RHEL 9\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/a:redhat:jboss_enterprise_web_server:6.2::el9\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Web Server 6.2.3\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/a:redhat:jboss_enterprise_web_server:6.2\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Enterprise Linux 10\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/o:redhat:enterprise_linux:10\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Enterprise Linux 6\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/o:redhat:enterprise_linux:6\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Enterprise Linux 7\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/o:redhat:enterprise_linux:7\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Enterprise Linux 8\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/o:redhat:enterprise_linux:8\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat Enterprise Linux 9\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/o:redhat:enterprise_linux:9\"]},{\"vendor\":\"Red Hat\",\"product\":\"Red Hat JBoss Web Server 5\",\"defaultStatus\":\"affected\",\"cpes\":[\"cpe:/a:redhat:jboss_enterprise_web_server:5\"]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-04-10T18:17:02.531112Z\",\"id\":\"CVE-2026-29146\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-209\"},{\"lang\":\"en\",\"value\":\"CWE-642\"}]},{\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-1240\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0.100\",\"versionEndIncluding\":\"7.0.109\",\"matchCriteriaId\":\"21FCAD61-9B9D-4780-9EE2-2F28B3F951F5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"8.5.38\",\"versionEndIncluding\":\"8.5.100\",\"matchCriteriaId\":\"769FDDAB-B636-43A6-BB06-CCE9185D5EA6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"9.0.13\",\"versionEndExcluding\":\"9.0.116\",\"matchCriteriaId\":\"6CEA1F89-5276-42AF-819C-AF901A037E22\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.0.0\",\"versionEndExcluding\":\"10.1.53\",\"matchCriteriaId\":\"2092BF25-09E0-4601-B553-A2506C879028\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.0.0\",\"versionEndExcluding\":\"11.0.20\",\"matchCriteriaId\":\"1F39B82B-0E67-459D-8065-2C6EE7970D0D\"}]}]}],\"references\":[{\"url\":\"https://lists.apache.org/thread/lzt04z2pb3dc5tk85obn80xygw3z1p0w\",\"source\":\"security@apache.org\",\"tags\":[\"Mailing List\",\"Vendor Advisory\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2026/04/09/24\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:20405\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2026:20406\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://access.redhat.com/security/cve/CVE-2026-29146\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2457020\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"},{\"url\":\"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-29146.json\",\"source\":\"0b0ca135-0b70-47e7-9f44-1890c2a1c46c\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"http://www.openwall.com/lists/oss-security/2026/04/09/24\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2026-04-09T23:15:51.111Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-29146\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-04-10T18:17:02.531112Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-209\", \"description\": \"CWE-209 Generation of Error Message Containing Sensitive Information\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-642\", \"description\": \"CWE-642 External Control of Critical State Data\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-04-10T18:16:12.123Z\"}}], \"cna\": {\"title\": \"Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Uri Katz and Avi Lumelsky (Oligo Security)\"}], \"metrics\": [{\"other\": {\"type\": \"Textual description of severity\", \"content\": {\"text\": \"important\"}}}], \"affected\": [{\"vendor\": \"Apache Software Foundation\", \"product\": \"Apache Tomcat\", \"versions\": [{\"status\": \"affected\", \"version\": \"11.0.0-M1\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"11.0.18\"}, {\"status\": \"affected\", \"version\": \"10.0.0-M1\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"10.1.52\"}, {\"status\": \"affected\", \"version\": \"9.0.13\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"9.0.115\"}, {\"status\": \"affected\", \"version\": \"8.5.38\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"8.5.100\"}, {\"status\": \"affected\", \"version\": \"7.0.100\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"7.0.109\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://lists.apache.org/thread/lzt04z2pb3dc5tk85obn80xygw3z1p0w\", \"tags\": [\"vendor-advisory\"]}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Padding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\\n\\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\\n\\nUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003ePadding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\u003c/p\u003e\u003cp\u003eThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\u003c/p\u003e\u003cp\u003eUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"Padding Oracle\"}]}], \"providerMetadata\": {\"orgId\": \"f0158376-9dc2-43b6-827c-5f631a4d8d09\", \"shortName\": \"apache\", \"dateUpdated\": \"2026-04-09T19:21:57.289Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-29146\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-04-10T18:17:59.908Z\", \"dateReserved\": \"2026-03-04T10:35:55.231Z\", \"assignerOrgId\": \"f0158376-9dc2-43b6-827c-5f631a4d8d09\", \"datePublished\": \"2026-04-09T19:21:57.289Z\", \"assignerShortName\": \"apache\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…