CVE-2026-111903
CVE-2026-111903 · phpMyFAQ 4.2.0-alpha before 4.2.0-beta Stored XSS via SVG DTD Entity Bypass
This page contains facts from public vulnerability sources. Check the original advisory before updating.
phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains a stored cross-site scripting vulnerability in SvgSanitizer that allows users with FAQ_EDIT permission to bypass sanitization using XML DTD custom entities. Attackers can upload an SVG defining an entity that expands to javascript in an anchor href, executing script when viewers click it to hijack admin sessions.
CVSS 5.1 · Medium · EPSS 0.2% · Fix available
- Published
- Updated
Affected products and versions
phpmyfaq
- Versions
- ≥ 4.2.0-alpha, < 4.2.0-beta: Affected (semver)
- 4.2.0-beta: Not affected (semver)
Update to 4.2.0-beta