What is CVE-2025-1100?

CVE-2025-1100 is a critical-severity vulnerability in Q-Free Maxtime, classified under Use of Hard-coded Password. CVSS score: 9.8/10. Published 2025-02-12.

How severe is CVE-2025-1100?

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

Is CVE-2025-1100 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Q-Free Maxtime

CVE-2025-1100

A CWE-259 "Use of Hard-coded Password" for the root account in Q-Free MaxTime less than or equal to version 2.11.0 allows an unauthenticated remote attacker to execute arbitrary code with root privileges via SSH.

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: 0.008 (55.5th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Q-Free Maxtime — versions 0

Weakness classification (CWE)

CWE-259 — Use of Hard-coded Password

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-1100 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-1100?: CVE-2025-1100 is a critical-severity vulnerability in Q-Free Maxtime, classified under Use of Hard-coded Password. CVSS score: 9.8/10. Published 2025-02-12.
How severe is CVE-2025-1100?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-1100 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.