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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
NVD MITRE
EPSS Score
0.3%
Top 83.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
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

phpMyFAQphpMyFAQWeb & CMS Plugins
phpMyFAQСообщество свободного программного обеспечения
On-premWeb App
Web & CMS Plugins / cms-core
phpmyfaqoss-projectWeb & CMS Pluginsaka phpmyfaq, phpmyfaq
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf

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

Timeline

Published
Jun 21, 2026
Last Updated
Jun 23, 2026

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