CVE-2026-90531 Adobe Experience Manager - Privilege Escalation

Adobe Experience Manager contains an XML External Entity Injection (XXE) vulnerability caused by improper restriction of XML external entity references, letting low-privileged attackers escalate privileges, exploit requires no user interaction.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.47% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-611

Vendor fix

Update to the latest version of Adobe Experience Manager.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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