CVE-2026-56396

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

Published: Jun 21, 2026Updated: Jun 23, 2026 Sources: CVE List NVD BDUCWE-862

8.8HIGH

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-862

Affected Products

phpMyFAQ

oss-project

phpMyFAQ

Web & CMS Plugins

Сообщество свободного программного обеспечения

oss-projectaka fsf

phpMyFAQOn-premWeb App

Web & CMS Plugins / cms-core

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-985r-q3qp-299h

github.com

https://www.vulncheck.com/advisories/phpmyfaq-privilege-escalation-via-missing-authorization-in-edituser-and-updateuserrights

vulncheck.com

https://www.hackerstorm.com/nvd/search/cveTestReport.php?id=CVE-2026-56396&token=d34aabdf24fe400086b15ef8165169367c15bbd315662a1d0d861c24b2a3755f

hackerstorm.com

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