CVE-2026-90531
Received Received - Intake

Improper XML External Entity Reference in Adobe Experience Manager

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: Adobe Systems Incorporated

Description
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.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-14
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-90531
EUVD
EUVD-2026-100561

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
Adobe Adobe Experience Manager as a Cloud Service 0
Adobe Adobe Experience Manager 6.5 LTS 0
Adobe Adobe Experience Manager 6.5 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-611 The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

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Executive Summary

Adobe Experience Manager has an XXE vulnerability allowing low-privileged attackers to escalate privileges and access internal resources without user interaction.

Impact Analysis

Attackers could gain elevated access to sensitive data or systems, potentially leading to data breaches or unauthorized modifications.

Mitigation Strategies

Update Adobe Experience Manager to the latest patched version immediately to address the XXE vulnerability. Disable unnecessary XML external entity processing in your AEM configurations. Restrict network access to AEM instances to trusted sources only. Monitor for unusual privilege escalation attempts or unauthorized access.

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