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TI-2026-73523 Aliases CVE-2026-90531GHSA-r3pm-6x5c-8wc2

XXE in Adobe Experience Manager allows privilege escalation

Priority MEDIUM 46CWE-611Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Adobe Experience Manager as a Cloud Service through 2026.9.28187, Adobe Experience Manager 6.5 LTS through 6.5 LTS SP3, and Adobe Experience Manager 6.5 through 6.5.25 are affected. Improper restriction of XML external entity references (CWE-611) lets the application process external entities in XML input. A remote attacker with low privileges can exploit this without user interaction to gain elevated access to internal resources.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.014 72nd percentileScored 2026-11-07
Fix Fixed Adobe Experience Manager as a Cloud Service (Adobe): 2026.9.28386Adobe Experience Manager 6.5 LTS (Adobe): 6.5 LTS SP1 - Hotfix for GRANITE-71772, 6.5 LTS SP2 - Hotfix for GRANITE-71772, 6.5 LTS SP3 - Hotfix for GRANITE-71772+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeAdobe Experience Manager as a Cloud Serviceup to 2026.9.281872026.9.28386Patch availableCNA
AdobeAdobe Experience Manager 6.5 LTSup to 6.5 LTS SP36.5 LTS SP1 - Hotfix for GRANITE-71772, 6.5 LTS SP2 - Hotfix for GRANITE-71772, 6.5 LTS SP3 - Hotfix for GRANITE-71772Patch availableCNA
AdobeAdobe Experience Manager 6.5up to 6.5.256.5.22 - Hotfix for GRANITE-71772, 6.5.23 - Hotfix for GRANITE-71772, 6.5.24 - Hotfix for GRANITE-71772, 6.5.25 - Hotfix for GRANITE-71772Patch availableCNA
  • Adobe Experience Manager as a Cloud Service VendorAdobe Affected up to 2026.9.28187 Fixed in 2026.9.28386 Patch available CNA
  • Adobe Experience Manager 6.5 LTS VendorAdobe Affected up to 6.5 LTS SP3 Fixed in 6.5 LTS SP1 - Hotfix for GRANITE-71772, 6.5 LTS SP2 - Hotfix for GRANITE-71772, 6.5 LTS SP3 - Hotfix for GRANITE-71772 Patch available CNA
  • Adobe Experience Manager 6.5 VendorAdobe Affected up to 6.5.25 Fixed in 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 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:adobe:experience_manager:*:*:*:*:lts:*:*:*up to 6.5VulnerableAdobe
cpe:2.3:a:adobe:experience_manager:*:*:*:*:-:*:*:*up to 6.5.25.0VulnerableAdobe
cpe:2.3:a:adobe:experience_manager:*:*:*:*:aem_cloud_service:*:*:*up to 2026.9.28187VulnerableAdobe
  • cpe:2.3:a:adobe:experience_manager:*:*:*:*:lts:*:*:* Versions up to 6.5 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:experience_manager:*:*:*:*:-:*:*:* Versions up to 6.5.25.0 Vulnerable ·Adobe
  • cpe:2.3:a:adobe:experience_manager:*:*:*:*:aem_cloud_service:*:*:* Versions up to 2026.9.28187 Vulnerable ·Adobe

Remediation

Adobe Experience Manager as a Cloud Service is fixed in 2026.9.28386. Adobe Experience Manager 6.5 LTS is fixed by the GRANITE-71772 hotfix for SP1, SP2 and SP3. Adobe Experience Manager 6.5 is fixed by the GRANITE-71772 hotfix for 6.5.22, 6.5.23, 6.5.24 and 6.5.25.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

  • Fix · CNA Adobe Experience Manager as a Cloud Service (Adobe) Fixed in 2026.9.28386
  • Fix · CNA Adobe Experience Manager 6.5 LTS (Adobe) Fixed in 6.5 LTS SP1 - Hotfix for GRANITE-71772, 6.5 LTS SP2 - Hotfix for GRANITE-71772, 6.5 LTS SP3 - Hotfix for GRANITE-71772
  • Fix · CNA Adobe Experience Manager 6.5 (Adobe) Fixed in 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

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Adobe Experience Manager 6.5, Adobe Experience Manager 6.5 LTS, Adobe Experience Manager as a Cloud Service — helpx.adobe.com/security/products/experience-manager/apsb26…

    35 records Highest priority Priority MEDIUM 11 MEDIUM, 24 LOW

    Other records, highest priority first

    • TI-2026-73468 Incorrect authorization in Adobe Experience ManagerPriority MEDIUM 51
    • TI-2026-73467 Incorrect authorization in Adobe Experience ManagerPriority MEDIUM 51
    • TI-2026-73524 Adobe Experience Manager authorization flaw allows code executionPriority MEDIUM 50
    Show all 35 records → Advisory →

Timeline

  1. 2026-10-13 Threatist record created from CVE-2026-90531
  2. 2026-10-13 Alias added: GHSA-r3pm-6x5c-8wc2
  3. 2026-10-14 CISA SSVC decision points changed
  4. 2026-10-25 EPSS moved to the 50th–90th percentile

References

Advisory 1

  • TI-2025-31549 Adobe Experience Manager (MS) | Deserialization of Untrusted Data (CWE-502) CVSS 3.1CRITICAL 9.8
  • TI-2018-03574 Server-side request forgery in Adobe Experience Manager AEM 6.4 and earlier CVSS 3.0HIGH 7.5
  • TI-2016-00865 Dispatcher before 4.1.5 in Adobe Experience Manager 5.6.1, 6.0.0, and 6.1.0 does not… CVSS 3.0HIGH 7.5
  • TI-2016-00864 The Servlets Post component 2.3.6 in Apache Sling, as used in Adobe Experience Manager… CVSS 3.0HIGH 7.5
  • TI-2019-05642 Adobe Experience Manager versions 6.5, and 6.4 have an authentication bypass… CVSS 3.0CRITICAL 9.8
  • TI-2019-05759 XML external entity injection in Adobe Experience Manager CVSS 3.1HIGH 7.5
See all 1298 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences