Permissions, Privileges, and Access Controls in Google Chromium - CVE-2026-15768

Vulnerability identifier: #VU137710

CSH Severity: High

CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-15768

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 HTML-in-Canvas 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
Fedora
chromium
chromium (Debian package)

Install update from vendor's website.

Google Chromium - update to 150.0.7871.124
Microsoft Edge - update to 150.0.4078.80
Google Chrome - update to 150.0.7871.124
chromium - addressed in versions 150.0.7871.124-1.el9, 150.0.7871.124-1.el10_2, 150.0.7871.124-1.el10_3, 150.0.7871.124-1.fc43, 150.0.7871.124-1.fc44
chromium (Debian package) - update to 150.0.7871.124-1~deb13u1
Prisma Access Browser - update to 150.49.8.187

• https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0353146366.html
• https://crbug.com/517931625

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Fedora 44 update for chromium
• Fedora EPEL 9 update for chromium
• Fedora EPEL 10.2 update for chromium
• Fedora 43 update for chromium
• Fedora EPEL 10.3 update for chromium
• Multiple vulnerabilities in Microsoft Edge
• Multiple vulnerabilities in Prisma Access Browser (August 2026)