What is CVE-2025-26342?

CVE-2025-26342 is a critical-severity vulnerability in Q-Free Maxtime, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-02-12.

How severe is CVE-2025-26342?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Q-Free Maxtime

CVE-2025-26342

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.

Vulnerability class: Broken Authentication

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

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Q-Free Maxtime — versions 0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-26342 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-26342?: CVE-2025-26342 is a critical-severity vulnerability in Q-Free Maxtime, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-02-12.
How severe is CVE-2025-26342?: Critical severity. CVSS v3 base score is 9.8 out of 10.