Improperly implemented security check for standard in Google Chromium - CVE-2025-13631

Vulnerability identifier: #VU119045

CSH Severity: Medium

CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-13631

CWE-ID: CWE-358

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in Google Updater in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Debian Linux
chromium (Debian package)

Install update from vendor's website.

Google Chromium - update to 143.0.7499.40
Microsoft Edge - update to 143.0.3650.66
Google Chrome - update to 143.0.7499.40
chromium (Debian package) - addressed in versions 143.0.7499.40-1~deb12u1, 143.0.7499.40-1~deb13u1
Prisma Access Browser - update to 143.37.2.193

• https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop.html
• https://crbug.com/448113221

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Multiple vulnerabilities in Prisma Access Browser