What is CVE-2025-26343?

CVE-2025-26343 is a high-severity vulnerability in Q-Free Maxtime, classified under Weak Authentication. CVSS score: 8.1/10. Published 2025-02-12.

How severe is CVE-2025-26343?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Q-Free Maxtime

CVE-2025-26343

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.

Published 2025-02-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000

Affected products

Q-Free Maxtime — versions 0

Weakness classification (CWE)

CWE-1390 — Weak Authentication

References

www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-26343 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-26343?: CVE-2025-26343 is a high-severity vulnerability in Q-Free Maxtime, classified under Weak Authentication. CVSS score: 8.1/10. Published 2025-02-12.
How severe is CVE-2025-26343?: High severity. CVSS v3 base score is 8.1 out of 10.