SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

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.

HIGH 8.1EPSS 0.91%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.91% probability · 58th percentile
CISA KEV
Not listed
Weakness
CWE-1390
Affected
q-free/maxtime
Source
prodsec@nozominetworks.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.