CVE-2026-56396highCWE-862

CVE-2026-56396: high-severity vulnerability in phpMyFAQ

phpMyFAQ - Privilege Escalation via Missing Authorization in editUser() and updateUserRights()

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.7epss 0.4%
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
phpMyFAQ · phpMyFAQ
Related CVEs — phpMyFAQ

In the same product, most dangerous first.

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