Type Confusion in Google Chromium - CVE-2025-12428

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Main Vulnerability Database Vulnerabilities #VU117814

Type Confusion in Google Chromium - CVE-2025-12428

Published: October 28, 2025 / Updated: November 7, 2025


Vulnerability identifier: #VU117814
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-2025-12428
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Prisma Access Browser
Debian Linux
Fedora
Chrome OS
cef
chromium
chromium (Debian package)

How to mitigate CVE-2025-12428

Install update from vendor's website.

Google Chromium - update to 142.0.7444.59
Microsoft Edge - update to 142.0.3595.53
Google Chrome - update to 142.0.7444.59
cef - addressed in versions 142.0.10^chromium142.0.7444.162-2.fc42, 142.0.10^chromium142.0.7444.162-2.fc43
chromium - addressed in versions 142.0.7444.59-1.el9, 142.0.7444.59-1.el10_2, 142.0.7444.59-1.fc41, 142.0.7444.59-1.fc42, 142.0.7444.59-1.fc43
chromium (Debian package) - addressed in versions 142.0.7444.59-1~deb12u1, 142.0.7444.59-1~deb13u1
Chrome OS - update to 142.0.7444.147
Prisma Access Browser - update to 142.15.6.60

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins