CVE-2026-45009: phpMyFAQ: Ordinary Authenticated User Can Access Admin-Only API Endpoints Due to Insufficient Authorization Check

May 15, 2026 (updated May 21, 2026)

phpMyFAQ before 4.1.2 contains an insufficient authorization vulnerability in admin-api routes that allows authenticated ordinary users to access administrative endpoints by only checking login status instead of verifying backend privileges. Attackers with valid frontend user accounts can access sensitive backend operational information including dashboard versions, LDAP configuration, Elasticsearch statistics, and health-check data.

References

github.com/advisories/GHSA-9r8r-x3vg-6xh4
github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jrc5-w569-h7h5
nvd.nist.gov/vuln/detail/CVE-2026-45009
www.vulncheck.com/advisories/phpmyfaq-insufficient-authorization-check-in-admin-api-endpoints

Code Behaviors & Features

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