Improperly implemented security check for standard in Google Chromium - CVE-2025-5066

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Main Vulnerability Database Vulnerabilities #VU109868

Improperly implemented security check for standard in Google Chromium - CVE-2025-5066

Published: May 27, 2025 / Updated: May 27, 2025


Vulnerability identifier: #VU109868
CSH Severity: High
CVSS v4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-5066
CWE-ID: CWE-358
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect implementation in Messages in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Gentoo Linux
Debian Linux
Fedora
www-client/vivaldi
www-client/opera
chromium
chromium (Debian package)
www-client/microsoft-edge
www-client/chromium
www-client/google-chrome

How to mitigate CVE-2025-5066

Install update from vendor's website.

Google Chromium - update to 137.0.7151.55
Microsoft Edge - addressed in versions 136.0.3240.104, 137.0.3296.52
Google Chrome - update to 137.0.7151.55
www-client/vivaldi - update to 7.5.3735.44
www-client/opera - update to 122.0.5643.17
chromium - addressed in versions 137.0.7151.55-1.el9, 137.0.7151.55-1.el10_1, 137.0.7151.55-1.fc41, 137.0.7151.55-1.fc42
chromium (Debian package) - update to 137.0.7151.55-3~deb12u1
Prisma Access Browser - update to 137.16.2.69
www-client/microsoft-edge - update to 138.0.3351.65
www-client/chromium - update to 138.0.7204.92
www-client/google-chrome - update to 138.0.7204.92

External References

Related Security Bulletins