CVE-2026-46366 phpMyFAQ - Unauthenticated Information Disclosure via getIdFromSolutionId Permission Bypass
Unauthenticated attackers can enumerate restricted FAQ entries and read their titles by bypassing permission checks in the getIdFromSolutionId method.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-46366?
CVE-2026-46366 is a high-severity missing authorization vulnerability in thorsten phpmyfaq, published on 15 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
phpMyFAQ before 4.1.2 contains an information disclosure vulnerability in the getIdFromSolutionId() method that lacks permission filtering, allowing unauthenticated attackers to enumerate restricted FAQ entries and read their titles via the /solution_id_{id}.html endpoint. Attackers can sequentially iterate solution IDs to discover all FAQs including those restricted to specific users or groups, leaking sensitive metadata through redirect Location headers and page canonical links.
Weakness: CWE-863
Which versions are affected by CVE-2026-46366?
4 open source packages ship an affected version, including thorsten/phpmyfaq and phpmyfaq/phpmyfaq.
| Package | Affected | Fixed in |
|---|---|---|
thorsten/phpmyfaq Packagist | All versions | 4.1.2 |
thorsten/phpmyfaq Packagist | All versions | 4.1.2 |
phpmyfaq/phpmyfaq Packagist | All versions | 4.1.2 |
phpmyfaq/phpmyfaq Packagist | All versions | 4.1.2 |
How do I fix CVE-2026-46366?
Upgrade thorsten/phpmyfaq to 4.1.2 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-46366 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-46366 exists.
Sources
Also known as GHSA-99qv-g4x9-mgc3.