CVE-2026-75920: phpMyFAQ before 4.1.6 Information Disclosure via Backup ZIP

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-08-19 · updated 2026-09-01
Weakness: CWE-377

Description

phpMyFAQ before v4.1.6 writes content backup ZIP archives to the web-accessible document root at content.zip, exposing sensitive files including database credentials. Unauthenticated attackers can race concurrent requests to download the temporary ZIP file before deletion, or exploit XSS in admin contexts to trigger authenticated backups and retrieve the archive.

Affected products

thorsten phpMyFAQ: before 4.1.6 — fixed in 4.1.6

How to fix

Upgrade to a fixed version: thorsten phpMyFAQ 4.1.6. Check the vendor advisory for mitigations.

References

https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-8hmh-mrx6-pqvf
https://www.vulncheck.com/advisories/phpmyfaq-before-information-disclosure-via-backup-zip

Get alerted when CVE-2026-75920 or the next vulnerability affects your stack