Use-after-free in Google Chromium - CVE-2026-87628

 

Use-after-free in Google Chromium - CVE-2026-87628

Published: September 9, 2026


Vulnerability identifier: #VU148493
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-2026-87628
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 Cast 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
Microsoft Edge
Google Chrome
Debian Linux
Chrome OS
chromium (Debian package)

How to mitigate CVE-2026-87628

Install update from vendor's website.

Google Chromium - update to 153.0.8010.36
Microsoft Edge - update to 153.0.4234.32
Google Chrome - update to 153.0.8010.36
Chrome OS - addressed in versions 144.0.7559.262, 150.0.7871.256
chromium (Debian package) - update to 153.0.8010.47-2~deb13u1

External References

Related Security Bulletins