CVE-2025-26342: Q-Free Maxtime

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A CWE-306 "Missing Authentication for Critical Function" in maxprofile/accounts/routes.lua in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to create arbitrary users, including administrators, via crafted HTTP requests.

Affected products

• Q-Free Maxtime: up to and including 2.11.0

Published 2025-02-12. Last modified 2026-06-17.