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9.6

Adobe Experience Manager could let attackers gain higher access

CVE-2026-90531 · published 3 days ago
Summary

The cloud service and on‑premise versions 6.5 of Adobe Experience Manager can be tricked into processing crafted XML data, allowing a low‑privilege user to reach resources they should not see. This can happen without any user clicking a link or opening a file. Apply Adobe’s latest security updates and follow their guidance to restrict XML processing.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
adobe adobe experience manager as a cloud service <= 2026.9.28187
adobe adobe experience manager 6.5 lts <= 6.5 LTS SP3
adobe adobe experience manager 6.5 <= 6.5.25
Original advisory text
Adobe Experience Manager | Improper Restriction of XML External Entity Reference ('XXE') (CWE-611)
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.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
9.6 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-611XML External Entity (XXE)
Timeline
Published13 Oct 2026
Updated15 Oct 2026
First seen13 Oct 2026
Sources
CVE-2026-90531 · NVD
CVE-2026-90531 · MITRE
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