Security Advisory

CVE-2026-57996

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-15 11:25:33

Last updated 2026-07-16 15:16:54

Assigner VulnCheck

CVSS score 8.7

State PUBLISHED

Description

phpMyFAQ before 4.1.5 contains a privilege escalation vulnerability in the user/add API endpoint that allows non-SuperAdmin administrators to create SuperAdmin accounts. A delegated administrator with USER_ADD/EDIT/DELETE permissions can call POST /admin/api/user/add with isSuperAdmin: true and attacker-chosen credentials to create a SuperAdmin account, then authenticate as that account to achieve full instance takeover.

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