How severe is CVE-2025-26342?

CVE-2025-26342 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-26342 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26342?

CVE-2025-26342 affects Q-free Maxtime. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-26342?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-26342 have an EU (EUVD) identifier?

Yes. CVE-2025-26342 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4154.

When was CVE-2025-26342 published?

CVE-2025-26342 was published on 2025-02-12 and last updated on 2026-06-17.

CVE-2025-26342

CVE-2025-26342 is a critical-severity vulnerability in Q-free Maxtime with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4154
Weakness: CWE-306
Affected product: Q-free Maxtime
Published: 2025-02-12
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2025-26342?: CVE-2025-26342 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-26342 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26342?: CVE-2025-26342 affects Q-free Maxtime. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-26342?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-26342 have an EU (EUVD) identifier?: Yes. CVE-2025-26342 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4154.
When was CVE-2025-26342 published?: CVE-2025-26342 was published on 2025-02-12 and last updated on 2026-06-17.

References

https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2025-26342

Affected products (1)

cpe:2.3:a:q-free:maxtime:*:*:*:*:*:*:*:*

More vulnerabilities in Q-free Maxtime

CVE-2025-26359 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxprofile/accounts/routes.lua in Q-Free MaxTime less than…
CVE-2025-26347 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxprofile/menu/routes.lua in Q-Free MaxTime less than or…
CVE-2025-26345 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxprofile/menu/routes.lua in Q-Free MaxTime less than or…
CVE-2025-26344 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxprofile/guest-mode/routes.lua in Q-Free MaxTime less…
CVE-2025-26341 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxprofile/accounts/routes.lua in Q-Free MaxTime less than…
CVE-2025-26339 — Critical (CVSS 9.8): A CWE-306 "Missing Authentication for Critical Function" in maxtime/handleRoute.lua in Q-Free MaxTime less than or…

All CVEs affecting Q-free Maxtime →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →