Out of bounds write in V8 in Google Chrome prior to 139.0.7258.138 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
https://www.securityweek.com/high-severity-vulnerabilities-patched-in-chrome-firefox/
https://securityaffairs.com/181338/security/google-fixed-chrome-flaw-found-by-big-sleep-ai.html
https://issues.chromium.org/issues/436181695
https://chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop_19.html
Source: Mitre, NVD
Published: 2025-08-20
Updated: 2025-08-20
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00035