Auth bypass in TYPO3 Extension "Femanager"

CVE-2026-77133

The extension fails to restrict which frontend usergroups a logged-in user may assign to their own account when the profile edit plugin uses its default field configuration, allowing self-service privilege escalation into arbitrary frontend groups.

Vulnerability class: Broken Access Control

EPSS: 0.002 (10.7th percentile) — read the EPSS interpretation.