CVE-2026-90531

{
  "id": "CVE-2026-90531",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-13T20:19:10.030",
  "lastModified": "2026-10-29T19:02:42.427",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Adobe Experience Manager is affected by an Improper Restriction of XML External Entity Reference ('XXE') vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to gain elevated access to internal resources. Exploitation of this issue does not require user interaction. Scope is changed."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Adobe",
          "product": "Adobe Experience Manager as a Cloud Service",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "2026.9.28187",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "2026.9.28386",
              "versionType": "custom",
              "status": "unaffected"
            }
          ]
        },
        {
          "vendor": "Adobe",
          "product": "Adobe Experience Manager 6.5 LTS",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "6.5 LTS SP3",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "6.5 LTS SP1 - Hotfix for GRANITE-71772, 6.5 LTS SP2 - Hotfix for GRANITE-71772, 6.5 LTS SP3 - Hotfix for GRANITE-71772",
              "versionType": "custom",
              "status": "unaffected"
            }
          ]
        },
        {
          "vendor": "Adobe",
          "product": "Adobe Experience Manager 6.5",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "6.5.25",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "6.5.22 - Hotfix for GRANITE-71772, 6.5.23 - Hotfix for GRANITE-71772, 6.5.24 - Hotfix for GRANITE-71772, 6.5.25 - Hotfix for GRANITE-71772",
              "versionType": "custom",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
          "baseScore": 9.6,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 5.8
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-13T00:00:00+00:00",
          "id": "CVE-2026-90531",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-611"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:lts:*:*:*",
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  "references": [
    {
      "url": "https://helpx.adobe.com/security/products/experience-manager/apsb26-152.html",
      "source": "[email protected]",
      "tags": [
        "Broken Link"
      ]
    }
  ]
}