Use of uninitialized resource in Google Chromium - CVE-2026-15132

Vulnerability identifier: #VU137187

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-2026-15132

CWE-ID: CWE-908

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 usage of uninitialized resources in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources 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 150.0.7871.114
Microsoft Edge - update to 150.0.4078.65
Google Chrome - update to 150.0.7871.114
chromium - addressed in versions 150.0.7871.114-1.el9, 150.0.7871.114-1.el10_2, 150.0.7871.114-1.el10_3, 150.0.7871.114-1.fc43, 150.0.7871.114-1.fc44
chromium (Debian package) - update to 150.0.7871.114-1~deb13u1
Prisma Access Browser - update to 150.49.8.187

• https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.html
• https://crbug.com/527385397

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