Improperly implemented security check for standard in Google Chromium - CVE-2025-8581

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Main Vulnerability Database Vulnerabilities #VU113661

Improperly implemented security check for standard in Google Chromium - CVE-2025-8581

Published: August 5, 2025 / Updated: August 6, 2025


Vulnerability identifier: #VU113661
CSH Severity: Low
CVSS v4: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-8581
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 Extensions 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
Debian Linux
Fedora
Chrome OS
cef
chromium
chromium (Debian package)
Prisma Access

How to mitigate CVE-2025-8581

Install update from vendor's website.

Google Chromium - update to 139.0.7258.66
Microsoft Edge - update to 139.0.3405.86
Google Chrome - update to 139.0.7258.66
cef - update to 139.0.26^chromium139.0.7258.127-1.fc42
chromium - addressed in versions 139.0.7258.66-1.el9, 139.0.7258.66-1.el10_1, 139.0.7258.66-1.fc41, 139.0.7258.66-1.fc42, 139.0.7258.127-1.el9, 139.0.7258.127-1.el10_1, 139.0.7258.127-1.fc41, 139.0.7258.127-1.fc42
chromium (Debian package) - addressed in versions 139.0.7258.66-1~deb12u1, 139.0.7258.127-1~deb12u1, 139.0.7258.127-1~deb13u1
Chrome OS - update to 139.0.7258.137
Prisma Access - update to 139.12.4.128

External References

Related Security Bulletins