CVE-2026-25740

2026-02-09 [email protected]

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Feb 09, 2026 - 21:15 nvd
N/A

Description

captive browser, a dedicated Chrome instance to log into captive portals without messing with DNS settings. In 25.05 and earlier, when programs.captive-browser is enabled, any user of the system can run arbitrary commands with the CAP_NET_RAW capability (binding to privileged ports, spoofing localhost traffic from privileged services...). This vulnerability is fixed in 25.11 and 26.05.

Analysis

captive browser, a dedicated Chrome instance to log into captive portals without messing with DNS settings.

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Priority Score

0
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +0
POC: 0

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CVE-2026-25740 vulnerability details – vuln.today

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