Vulnerability · Published Sep 4, 2026 · Assigned by VulnCheck

CVE-2026-85592phpMyFAQ before 4.1.8 Authorization Bypass via question/create

Low 3.7

In plain English

A low-severity incorrect authorization in phpMyFAQ from thorsten. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).

Severity (CVSS 3.1)3.7Low

Exploit odds (30 days)0.3%top 76.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

phpMyFAQ before 4.1.8 contains an authorization bypass vulnerability in the question creation endpoint where the isAddingQuestionsAllowed() method grants access to all callers when main.enableAskQuestions is enabled, ignoring the records.allowQuestionsForGuests setting. Unauthenticated attackers can submit questions via the question/create API endpoint to bypass guest submission restrictions and inject spam into the admin moderation queue.

Affected products (as reported)

Vendor	Product	Versions
thorsten	phpMyFAQ	0 – before 4.1.8

Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

References

GitHub Security Advisory (GHSA-546h-9ghq-x49g) vendor-advisory
VulnCheck Advisory: phpMyFAQ before 4.1.8 Authorization Bypass via question/create third-party-advisory