Vulnerability Description
phpMyFAQ before 4.1.4 contains missing authorization vulnerabilities in editUser() and updateUserRights() endpoints that allow authenticated administrators to escalate privileges. Non-SuperAdmin users with edit_user permission can set is_superadmin flag or grant arbitrary rights to escalate to SuperAdmin access.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-985r-q3qp-299h
- https://www.vulncheck.com/advisories/phpmyfaq-privilege-escalation-via-missing-a
- https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-985r-q3qp-299h
FAQ
What is CVE-2026-56396?
CVE-2026-56396 is a vulnerability with a CVSS score of 8.8 (HIGH). phpMyFAQ before 4.1.4 contains missing authorization vulnerabilities in editUser() and updateUserRights() endpoints that allow authenticated administrators to escalate privileges. Non-SuperAdmin users...
How severe is CVE-2026-56396?
CVE-2026-56396 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-56396?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.