Use-after-free in Google Chromium - CVE-2026-13774

Vulnerability identifier: #VU136084

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-2026-13774

CWE-ID: CWE-416

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Extensions component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable 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 150.0.7871.46
Microsoft Edge - update to 150.0.4078.48
Google Chrome - update to 150.0.7871.46
chromium - addressed in versions 150.0.7871.46-1.el9, 150.0.7871.46-1.el10_2, 150.0.7871.46-1.el10_3, 150.0.7871.46-1.fc43, 150.0.7871.46-1.fc44
chromium (Debian package) - update to 150.0.7871.46-1~deb13u1
Prisma Access Browser - update to 150.49.8.187

• https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html
• https://crbug.com/506558270

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