Use-after-free in Google Chromium - CVE-2026-5877

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Main Vulnerability Database Vulnerabilities #VU125622

Use-after-free in Google Chromium - CVE-2026-5877

Published: April 9, 2026


Vulnerability identifier: #VU125622
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-5877
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 Navigation in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.


Affected software

Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
Fedora
chromium
chromium (Debian package)

How to mitigate CVE-2026-5877

Install update from vendor's website.

Google Chromium - update to 147.0.7727.55
Microsoft Edge - update to 147.0.3912.60
Google Chrome - update to 147.0.7727.55
chromium - addressed in versions 147.0.7727.55-1.el9, 147.0.7727.55-1.el10_1, 147.0.7727.55-1.el10_2, 147.0.7727.55-1.el10_3, 147.0.7727.55-1.fc42, 147.0.7727.55-1.fc43, 147.0.7727.55-1.fc44, 147.0.7727.101-1.fc42
chromium (Debian package) - addressed in versions 147.0.7727.55-1~deb12u1, 147.0.7727.55-1~deb13u1

External References

Related Security Bulletins