Improper Authorization Vulnerability in phpMyFAQ by phpMyFAQ Team
CVE-2026-111900

5.3MEDIUM

Key Information:

Vendor

Thorsten

Status
pHPMyFAQ
Vendor
CVE Published:
17 October 2026

What is CVE-2026-111900?

An improper authorization vulnerability exists in phpMyFAQ versions prior to 4.1.9 and 4.2.0-alpha before 4.2.0-beta, where the system fails to ensure that an attachment's parent FAQ is published or visible to users. This flaw enables authenticated users who possess the dlattachment permission to access and download attachments linked to draft FAQs via a specific URL request, potentially exposing sensitive information.

Affected Version(s)

phpMyFAQ 0 < 4.1.9

phpMyFAQ 4.2.0-alpha < 4.2.0-beta

phpMyFAQ 4.1.9

References

https://github.com/thorsten/phpMyFAQ/security/advisories/...
vendor-advisory
https://www.vulncheck.com/advisories/phpmyfaq-before-4.1....
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

MTekinAU
.