Description
phpMyFAQ from 4.2.0-alpha.2 before 4.2.0-beta contains a privilege escalation vulnerability in UserController::updateUserRights that drops per-right language restrictions when rights are re-granted. Administrators holding USER_EDIT can submit language-scoped rights to the update-rights API, including for themselves, to gain unrestricted FAQ create, edit, and publish access across all languages.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| thorsten | phpMyFAQ | 4.2.0-alpha.2 – < 4.2.0-beta | 4.2.0-beta |
References
- GitHub Security Advisory (GHSA-3666-fmjj-qm5h) vendor-advisory
- VulnCheck Advisory: phpMyFAQ 4.2.0-alpha.2 before 4.2.0-beta Privilege Escalation via updateUserRights third-party-advisory