CVE-2025-26343: Q-Free Maxtime

High severity, CVSS 8.1. EPSS: 0.9% chance of exploitation in the next 30 days.

A CWE-1390 "Weak Authentication" in the PIN authentication mechanism in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to brute-force user PINs via multiple crafted HTTP requests.

Affected products

• Q-Free Maxtime: up to and including 2.11.0

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