GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-0244 (GCVE-0-2026-0244)

Vulnerability from cvelistv5 – Published: 2026-05-13 19:03 – Updated: 2026-05-13 19:29
VLAI
Title
Prisma SD-WAN: Improper Certificate Validation Vulnerability
Summary
An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.
Severity
5.2 (Medium)
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Amber
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-13 19:16 UTC
CWE
  • CWE-295 - Improper Certificate Validation
Assigner
References
Impacted products
Vendor Product Version CPE status
Palo Alto Networks Prisma SD-WAN ION Affected: 6.5.0 , < 6.5.3-b15 (custom)
Affected: 6.4.0 , < 6.4.3-b8 (custom)
Affected: 6.3.0 , < 6.3.6-b10 (custom)
Unaffected: 6.1.0 (custom)
Unaffected: 5.6.0 (custom)
    cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*
    cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*
    cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-05-13 16:00
Credits
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-0244",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-13T19:16:56.890081Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-13T19:29:53.580Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Prisma SD-WAN ION",
          "vendor": "Palo Alto Networks",
          "versions": [
            {
              "changes": [
                {
                  "at": "6.5.3-b15",
                  "status": "unaffected"
                }
              ],
              "lessThan": "6.5.3-b15",
              "status": "affected",
              "version": "6.5.0",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "6.4.3-b8",
                  "status": "unaffected"
                }
              ],
              "lessThan": "6.4.3-b8",
              "status": "affected",
              "version": "6.4.0",
              "versionType": "custom"
            },
            {
              "changes": [
                {
                  "at": "6.3.6-b10",
                  "status": "unaffected"
                }
              ],
              "lessThan": "6.3.6-b10",
              "status": "affected",
              "version": "6.3.0",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "6.1.0",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "5.6.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "eng",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eNo special configuration is required to be affected by this issue.\u003c/p\u003e"
            }
          ],
          "value": "No special configuration is required to be affected by this issue."
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.5.3-b15",
                  "versionStartIncluding": "6.5.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.4.3-b8",
                  "versionStartIncluding": "6.4.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.3.6-b10",
                  "versionStartIncluding": "6.3.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "OR"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "other",
          "value": "Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue."
        }
      ],
      "datePublic": "2026-05-13T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eAn improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.\u003cbr\u003e\u003c/p\u003e"
            }
          ],
          "value": "An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003ePalo Alto Networks is not aware of any malicious exploitation of this issue.\u003c/p\u003e"
            }
          ],
          "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-94",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-94 Adversary in the Middle (AiTM)"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "YES",
            "Recovery": "USER",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "ADJACENT",
            "baseScore": 5.2,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "UNREPORTED",
            "privilegesRequired": "NONE",
            "providerUrgency": "AMBER",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "DIFFUSE",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Amber",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "MODERATE"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "CWE-295 Improper Certificate Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-13T19:03:09.013Z",
        "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
        "shortName": "palo_alto"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.paloaltonetworks.com/CVE-2026-0244"
        }
      ],
      "solutions": [
        {
          "lang": "eng",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003ctable class=\"tbl\"\u003e\u003ctr\u003e\u003ctd\u003eVersion\u003c/td\u003e\u003ctd\u003eMinor Version\u003c/td\u003e\u003ctd\u003eSuggested Solution\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.5\u003c/td\u003e\u003ctd\u003e6.5.1 through 6.5.3\u003c/td\u003e\u003ctd\u003eUpgrade to 6.5.3-b15 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.4\u003c/td\u003e\u003ctd\u003e6.4.1 through 6.4.3\u003c/td\u003e\u003ctd\u003eUpgrade to 6.4.3-b8 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.3\u003c/td\u003e\u003ctd\u003e6.3.1 through 6.3.6\u003c/td\u003e\u003ctd\u003eUpgrade to 6.3.6-b10 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.1\u003c/td\u003e\u003ctd\u003e\u003cbr\u003e\u003c/td\u003e\u003ctd\u003eNo action needed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 5.6\u003c/td\u003e\u003ctd\u003e\u003cbr\u003e\u003c/td\u003e\u003ctd\u003eNo action needed.\u003c/td\u003e\u003c/tr\u003e\u003c/table\u003e"
            }
          ],
          "value": "Version  Minor Version  Suggested Solution\nPrisma SD-WAN ION 6.5  6.5.1 through 6.5.3  Upgrade to 6.5.3-b15 or later.\nPrisma SD-WAN ION 6.4  6.4.1 through 6.4.3  Upgrade to 6.4.3-b8 or later.\nPrisma SD-WAN ION 6.3  6.3.1 through 6.3.6  Upgrade to 6.3.6-b10 or later.\nPrisma SD-WAN ION 6.1    No action needed.\nPrisma SD-WAN ION 5.6    No action needed."
        }
      ],
      "source": {
        "discovery": "INTERNAL"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2026-05-13T16:00:00.000Z",
          "value": "Initial publication."
        }
      ],
      "title": "Prisma SD-WAN: Improper Certificate Validation Vulnerability",
      "workarounds": [
        {
          "lang": "eng",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eNo known workarounds exist for this issue.\u003c/p\u003e"
            }
          ],
          "value": "No known workarounds exist for this issue."
        }
      ],
      "x_affectedList": [
        "Prisma SD-WAN ION 6.5.0",
        "Prisma SD-WAN ION 6.5.1",
        "Prisma SD-WAN ION 6.5.2",
        "Prisma SD-WAN ION 6.4.0",
        "Prisma SD-WAN ION 6.4.1",
        "Prisma SD-WAN ION 6.4.2",
        "Prisma SD-WAN ION 6.3.0",
        "Prisma SD-WAN ION 6.3.1",
        "Prisma SD-WAN ION 6.3.2",
        "Prisma SD-WAN ION 6.3.3",
        "Prisma SD-WAN ION 6.3.4",
        "Prisma SD-WAN ION 6.3.5"
      ],
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0",
    "assignerShortName": "palo_alto",
    "cveId": "CVE-2026-0244",
    "datePublished": "2026-05-13T19:03:09.013Z",
    "dateReserved": "2025-11-03T20:44:04.828Z",
    "dateUpdated": "2026-05-13T19:29:53.580Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-0244",
      "date": "2026-09-16",
      "epss": "0.00217",
      "percentile": "0.12293"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-0244\",\"sourceIdentifier\":\"psirt@paloaltonetworks.com\",\"published\":\"2026-05-13T19:16:58.297\",\"lastModified\":\"2026-07-14T14:16:14.433\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.\"}],\"affected\":[{\"source\":\"psirt@paloaltonetworks.com\",\"affectedData\":[{\"vendor\":\"Palo Alto Networks\",\"product\":\"Prisma SD-WAN ION\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"6.5.0\",\"lessThan\":\"6.5.3-b15\",\"versionType\":\"custom\",\"status\":\"affected\",\"changes\":[{\"at\":\"6.5.3-b15\",\"status\":\"unaffected\"}]},{\"version\":\"6.4.0\",\"lessThan\":\"6.4.3-b8\",\"versionType\":\"custom\",\"status\":\"affected\",\"changes\":[{\"at\":\"6.4.3-b8\",\"status\":\"unaffected\"}]},{\"version\":\"6.3.0\",\"lessThan\":\"6.3.6-b10\",\"versionType\":\"custom\",\"status\":\"affected\",\"changes\":[{\"at\":\"6.3.6-b10\",\"status\":\"unaffected\"}]},{\"version\":\"6.1.0\",\"versionType\":\"custom\",\"status\":\"unaffected\"},{\"version\":\"5.6.0\",\"versionType\":\"custom\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:M/U:Amber\",\"baseScore\":5.2,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"ADJACENT\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"PRESENT\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"HIGH\",\"vulnAvailabilityImpact\":\"HIGH\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"UNREPORTED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"YES\",\"Recovery\":\"USER\",\"valueDensity\":\"DIFFUSE\",\"vulnerabilityResponseEffort\":\"MODERATE\",\"providerUrgency\":\"AMBER\"}}],\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.9}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-05-13T19:16:56.890081Z\",\"id\":\"CVE-2026-0244\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"psirt@paloaltonetworks.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.3.1\",\"versionEndExcluding\":\"6.3.6\",\"matchCriteriaId\":\"6126D581-DA4D-458F-A50A-66EAB0694557\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.1\",\"versionEndExcluding\":\"6.4.3\",\"matchCriteriaId\":\"C19BC8B9-956F-4663-99B2-6FDBFDF46D12\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.5.1\",\"versionEndExcluding\":\"6.5.3\",\"matchCriteriaId\":\"9A897B0C-F1F0-4BB7-A86A-606276C8CFB2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.3.6:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"E0F6908A-9665-4476-809F-B975A84D1803\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.3.6:b6:*:*:*:*:*:*\",\"matchCriteriaId\":\"083DC410-E8B3-4A06-824D-B6CEA7407CDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.3.6:b9:*:*:*:*:*:*\",\"matchCriteriaId\":\"71833941-C931-4196-901B-EE9449E39B5E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.4.3:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"BE12C8BA-677F-497F-99BC-B4561DB27A82\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.4.3:b6:*:*:*:*:*:*\",\"matchCriteriaId\":\"84BD096C-C385-4E4F-9ADE-80D758CF3C2C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.4.3:b8:*:*:*:*:*:*\",\"matchCriteriaId\":\"31757716-90FC-4D36-9969-5C67BC4B18C6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.5.3:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"B89A4149-0667-4745-80B5-1A8C79B0E340\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.5.3:b11:*:*:*:*:*:*\",\"matchCriteriaId\":\"041911C1-792C-40BE-8ED2-997A7BB3610E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.5.3:b9:*:*:*:*:*:*\",\"matchCriteriaId\":\"789F04B1-BE70-495E-95FF-F8044C6507F1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:paloaltonetworks:prisma_sd-wan:6.5.3:i-b10:*:*:*:*:*:*\",\"matchCriteriaId\":\"757863A8-F584-4578-96C0-362BD8B58D90\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C7A9522B-BEA8-4292-A12A-9EE1A1184A31\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-c-na:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"73EC67BD-6B6B-45A4-8221-922C8C4F772C\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-c-row:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"87BF2CD6-8954-4138-B66E-6B78ED98828A\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-c5g-ww:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"88DBAF4F-5A70-4753-9085-FF13019D81FC\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-s:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BC992043-0F7F-4E7F-A6B8-1C0D2C0FC147\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-s-c-na:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2EFD2218-4955-4174-B1B3-8CF4B5DBDD8C\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-s-c-row:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"25B1693C-9AD7-4351-A373-66F5B699EFA1\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_1200-s-c5g-ww:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"132FDF67-B432-44FF-ABBB-FB7CE8DB2404\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3102v:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A4D01271-73AE-402A-A89A-617577B71346\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3104v:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"41AEEE1D-A6D4-46B5-963E-39C371FC016A\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3108v:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"926709EE-BD15-47A4-BDBF-A0B66BD7E564\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3FB2B142-5AFD-464C-9E2C-25C3D5F01D39\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3200h:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FC4DCAEF-4844-4368-BF7E-CE3F4B1FABD0\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_3200h-c5g-ww:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"53B9373E-1C54-4EC2-A379-F6FF4B8F3C9B\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_5200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EF692E04-3C5F-4942-BDE0-467F33136483\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_7108v:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F42F37D6-41A5-4C3B-B065-CE85586B6AD5\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_7116v:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6D1C484A-E630-4BA7-8323-8FB07BD2130F\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:ion_9200:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3475644A-73D9-4B6C-A033-AEEA2350D95E\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:paloaltonetworks:pa-5440:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1F7914EA-FEA6-4911-9A47-4F516BEE6663\"}]}]}],\"references\":[{\"url\":\"https://security.paloaltonetworks.com/CVE-2026-0244\",\"source\":\"psirt@paloaltonetworks.com\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "redhat_vex": {
      "current_release_date": "2026-06-05T19:25:38+00:00",
      "cve": "CVE-2026-0244",
      "id": "CVE-2026-0244",
      "initial_release_date": "2026-05-13T16:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Prisma SD-WAN: Improper Certificate Validation Vulnerability",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-0244.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-0244\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-05-13T19:16:56.890081Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-05-13T19:29:48.013Z\"}}], \"cna\": {\"title\": \"Prisma SD-WAN: Improper Certificate Validation Vulnerability\", \"source\": {\"discovery\": \"INTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"other\", \"value\": \"Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.\"}], \"impacts\": [{\"capecId\": \"CAPEC-94\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-94 Adversary in the Middle (AiTM)\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"USER\", \"baseScore\": 5.2, \"Automatable\": \"YES\", \"attackVector\": \"ADJACENT\", \"baseSeverity\": \"MEDIUM\", \"valueDensity\": \"DIFFUSE\", \"vectorString\": \"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Amber\", \"exploitMaturity\": \"UNREPORTED\", \"providerUrgency\": \"AMBER\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"PRESENT\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"vulnIntegrityImpact\": \"HIGH\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"HIGH\", \"subConfidentialityImpact\": \"NONE\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"MODERATE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Palo Alto Networks\", \"product\": \"Prisma SD-WAN ION\", \"versions\": [{\"status\": \"affected\", \"changes\": [{\"at\": \"6.5.3-b15\", \"status\": \"unaffected\"}], \"version\": \"6.5.0\", \"lessThan\": \"6.5.3-b15\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"changes\": [{\"at\": \"6.4.3-b8\", \"status\": \"unaffected\"}], \"version\": \"6.4.0\", \"lessThan\": \"6.4.3-b8\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"changes\": [{\"at\": \"6.3.6-b10\", \"status\": \"unaffected\"}], \"version\": \"6.3.0\", \"lessThan\": \"6.3.6-b10\", \"versionType\": \"custom\"}, {\"status\": \"unaffected\", \"version\": \"6.1.0\", \"versionType\": \"custom\"}, {\"status\": \"unaffected\", \"version\": \"5.6.0\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"exploits\": [{\"lang\": \"en\", \"value\": \"Palo Alto Networks is not aware of any malicious exploitation of this issue.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003ePalo Alto Networks is not aware of any malicious exploitation of this issue.\u003c/p\u003e\", \"base64\": false}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-05-13T16:00:00.000Z\", \"value\": \"Initial publication.\"}], \"solutions\": [{\"lang\": \"eng\", \"value\": \"Version  Minor Version  Suggested Solution\\nPrisma SD-WAN ION 6.5  6.5.1 through 6.5.3  Upgrade to 6.5.3-b15 or later.\\nPrisma SD-WAN ION 6.4  6.4.1 through 6.4.3  Upgrade to 6.4.3-b8 or later.\\nPrisma SD-WAN ION 6.3  6.3.1 through 6.3.6  Upgrade to 6.3.6-b10 or later.\\nPrisma SD-WAN ION 6.1    No action needed.\\nPrisma SD-WAN ION 5.6    No action needed.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003ctable class=\\\"tbl\\\"\u003e\u003ctr\u003e\u003ctd\u003eVersion\u003c/td\u003e\u003ctd\u003eMinor Version\u003c/td\u003e\u003ctd\u003eSuggested Solution\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.5\u003c/td\u003e\u003ctd\u003e6.5.1 through 6.5.3\u003c/td\u003e\u003ctd\u003eUpgrade to 6.5.3-b15 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.4\u003c/td\u003e\u003ctd\u003e6.4.1 through 6.4.3\u003c/td\u003e\u003ctd\u003eUpgrade to 6.4.3-b8 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.3\u003c/td\u003e\u003ctd\u003e6.3.1 through 6.3.6\u003c/td\u003e\u003ctd\u003eUpgrade to 6.3.6-b10 or later.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 6.1\u003c/td\u003e\u003ctd\u003e\u003cbr\u003e\u003c/td\u003e\u003ctd\u003eNo action needed.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003ePrisma SD-WAN ION 5.6\u003c/td\u003e\u003ctd\u003e\u003cbr\u003e\u003c/td\u003e\u003ctd\u003eNo action needed.\u003c/td\u003e\u003c/tr\u003e\u003c/table\u003e\", \"base64\": false}]}], \"datePublic\": \"2026-05-13T16:00:00.000Z\", \"references\": [{\"url\": \"https://security.paloaltonetworks.com/CVE-2026-0244\", \"tags\": [\"vendor-advisory\"]}], \"workarounds\": [{\"lang\": \"eng\", \"value\": \"No known workarounds exist for this issue.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eNo known workarounds exist for this issue.\u003c/p\u003e\", \"base64\": false}]}], \"x_generator\": {\"engine\": \"Vulnogram 0.1.0-dev\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"An improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eAn improper certificate validation vulnerability in the Palo Alto Networks Prisma SD-WAN ION enables man-in-the-middle (MitM) attacker to impersonate the controller.\u003cbr\u003e\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-295\", \"description\": \"CWE-295 Improper Certificate Validation\"}]}], \"configurations\": [{\"lang\": \"eng\", \"value\": \"No special configuration is required to be affected by this issue.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eNo special configuration is required to be affected by this issue.\u003c/p\u003e\", \"base64\": false}]}], \"x_affectedList\": [\"Prisma SD-WAN ION 6.5.0\", \"Prisma SD-WAN ION 6.5.1\", \"Prisma SD-WAN ION 6.5.2\", \"Prisma SD-WAN ION 6.4.0\", \"Prisma SD-WAN ION 6.4.1\", \"Prisma SD-WAN ION 6.4.2\", \"Prisma SD-WAN ION 6.3.0\", \"Prisma SD-WAN ION 6.3.1\", \"Prisma SD-WAN ION 6.3.2\", \"Prisma SD-WAN ION 6.3.3\", \"Prisma SD-WAN ION 6.3.4\", \"Prisma SD-WAN ION 6.3.5\"], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.5.3-b15\", \"versionStartIncluding\": \"6.5.1\"}, {\"criteria\": \"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.4.3-b8\", \"versionStartIncluding\": \"6.4.1\"}, {\"criteria\": \"cpe:2.3:h:palo_alto_networks:prisma_sd-wan_ion:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.3.6-b10\", \"versionStartIncluding\": \"6.3.1\"}], \"operator\": \"OR\"}], \"operator\": \"OR\"}], \"providerMetadata\": {\"orgId\": \"d6c1279f-00f6-4ef7-9217-f89ffe703ec0\", \"shortName\": \"palo_alto\", \"dateUpdated\": \"2026-05-13T19:03:09.013Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-0244\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-13T19:29:53.580Z\", \"dateReserved\": \"2025-11-03T20:44:04.828Z\", \"assignerOrgId\": \"d6c1279f-00f6-4ef7-9217-f89ffe703ec0\", \"datePublished\": \"2026-05-13T19:03:09.013Z\", \"assignerShortName\": \"palo_alto\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.