Heap-based buffer overflow in Google Chromium - CVE-2026-7900

 

Heap-based buffer overflow in Google Chromium - CVE-2026-7900

Published: May 7, 2026


Vulnerability identifier: #VU130293
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-2026-7900
CWE-ID: CWE-122
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 boundary error when processing untrusted HTML content in ANGLE. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.


Affected software

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

How to mitigate CVE-2026-7900

Install update from vendor's website.

Google Chromium - update to 148.0.7778.96
Microsoft Edge - update to 148.0.3967.54
Google Chrome - update to 148.0.7778.96
chromium - addressed in versions 148.0.7778.96-1.el9, 148.0.7778.96-1.el10_1, 148.0.7778.96-1.el10_2, 148.0.7778.96-1.el10_3, 148.0.7778.96-1.fc42, 148.0.7778.96-1.fc43, 148.0.7778.96-1.fc44, 148.0.7778.167-1.fc42, 148.0.7778.167-1.fc43, 148.0.7778.167-1.fc44, 148.0.7778.178-1.fc42, 148.0.7778.178-1.fc43
chromium (Debian package) - addressed in versions 148.0.7778.96-1~deb12u1, 148.0.7778.96-1~deb13u1

External References

Related Security Bulletins