Type Confusion in Google Chromium - CVE-2026-103625

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Main Vulnerability Database Vulnerabilities #VU153204

Type Confusion in Google Chromium - CVE-2026-103625

Published: October 2, 2026


Vulnerability identifier: #VU153204
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-2026-103625
CWE-ID: CWE-843
Exploitation vector: Remote access
Exploit availability: No public exploit 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
Google Chrome
Debian Linux
Fedora
Chrome OS
chromium (Debian package)
chromium

How to mitigate CVE-2026-103625

Install update from vendor's website.

Google Chromium - update to 154.0.8037.97
Google Chrome - update to 154.0.8037.97
chromium (Debian package) - update to 155.0.8059.39-1~deb13u1
chromium - addressed in versions 154.0.8037.97-1.el9, 154.0.8037.97-1.el10_2, 154.0.8037.97-1.el10_3, 154.0.8037.97-1.el10_4, 154.0.8037.97-1.fc43, 154.0.8037.97-1.fc44, 154.0.8037.97-1.fc45
Chrome OS - update to 154.0.8037.151

External References

Related Security Bulletins