CVE-2025-12907

Insufficient validation of untrusted input in Devtools in Google Chrome prior to 140.0.7339.80 allowed…

CVE-2025-12907 is fixed in 3 products on 2 platforms, first by DEBIAN-CVE-2025-12907, released November 8, 2025. It is not reported as exploited. Patch Radar priority: High.

HighFixed on 2 platforms

CVSS

8.8

high

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0029

22nd percentile

Insufficient validation of untrusted input in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to execute arbitrary code via user action in Devtools. (Chromium security severity: Low)

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Google Chrome (EXE)	144.0.7559.133	Google Chrome (EXE) 144.0.7559.133	Feb 3, 2026
Google Chrome Dev (EXE)	144.0.7534.3	Google Chrome Dev (EXE) 144.0.7534.3	Nov 20, 2025
Linux
chromium · Debian 12.15 (bookworm)	140.0.7339.80-1~deb12u1	DEBIAN-CVE-2025-12907	Nov 8, 2025
chromium · Debian 13.5 (trixie)	140.0.7339.80-1~deb13u1	DEBIAN-CVE-2025-12907	Nov 8, 2025
chromium · Debian 14	140.0.7339.80-1	DEBIAN-CVE-2025-12907	Nov 8, 2025

Details

Published
November 8, 2025
Weakness
CWE-20: Insufficient validation of untrusted input
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2025-12907

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