Permissions, Privileges, and Access Controls in Google Chromium - CVE-2026-0628

Vulnerability identifier: #VU121005

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-0628

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient policy enforcement in WebView tag in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.

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

Install update from vendor's website.

Google Chromium - update to 143.0.7499.192
Microsoft Edge - update to 143.0.3650.139
Google Chrome - update to 143.0.7499.192
Chrome OS - update to 138.0.7204.301
chromium (Debian package) - addressed in versions 143.0.7499.192-1~deb12u1, 143.0.7499.192-1~deb13u1
Prisma Access Browser - update to 143.37.2.193

• https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop.html
• https://crbug.com/463155954

• Security restrictions bypass in Google Chrome
• Security restrictions bypass in Microsoft Edge
• Debian update for chromium
• Multiple vulnerabilities in Prisma Access Browser
• Multiple vulnerabilities in Google ChromeOS LTS