Use-after-free in Google Chromium - CVE-2026-103622

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Main Vulnerability Database Vulnerabilities #VU153207

Use-after-free in Google Chromium - CVE-2026-103622

Published: October 2, 2026


Vulnerability identifier: #VU153207
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-2026-103622
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

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

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

Google Chromium
Google Chrome
Debian Linux
Fedora
Chrome OS
chromium (Debian package)
chromium

How to mitigate CVE-2026-103622

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