CVE-2026-111909

HIGHCVSS 8.1/10

Last modified

CVE-2026-111909 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. phpMyFAQ before 4.1.9 contains a missing authorization vulnerability in the deleteUser() API that allows authenticated non-superadmin users with delete_user permission to delete superadmin accounts. Attackers can send a DELETE request to /admin/api/user/delete with a superadmin's userId other than 1, removing administrative access and accountability..

Description

phpMyFAQ before 4.1.9 contains a missing authorization vulnerability in the deleteUser() API that allows authenticated non-superadmin users with delete_user permission to delete superadmin accounts. Attackers can send a DELETE request to /admin/api/user/delete with a superadmin's userId other than 1, removing administrative access and accountability.

Metrics

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-111909?
phpMyFAQ before 4.1.9 contains a missing authorization vulnerability in the deleteUser() API that allows authenticated non-superadmin users with delete_user permission to delete superadmin accounts. Attackers can send a DELETE request to /admin/api/user/delete with a superadmin's userId other than 1, removing administrative access and accountability.
How severe is CVE-2026-111909?
CVE-2026-111909 has a CVSS score of 8.1/10 (HIGH severity).
How do I fix CVE-2026-111909?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST