Severity: moderate
Affected versions:
- Apache Sling XSS before 2.4.12
Description:
Improper restriction of recursive entity references in DTDs ('XML entity
expansion') vulnerability in Apache Sling XSS.
This issue affects Apache Sling XSS: before 2.4.12.
Users are recommended to upgrade to version 2.4.12, which fixes the issue.
This issue is being tracked as SLING-13336
Credit:
The Apache Software Foundation (finder)
Claude Code (tool)
References:
https://sling.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-92001
https://issues.apache.org/jira/browse/SLING-13336
