Main Vulnerability Database Vulnerabilities #VU159136

Resource exhaustion in Google Chromium - CVE-2026-121170

Published: November 4, 2026

Vulnerability identifier: #VU159136

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-121170

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to potentially cause a denial of service through excessive resource consumption.

The vulnerability exists due to improper resource control in Google Chrome WebCodecs when processing media input. A remote attacker can supply crafted input that may consume excessive resources and impair browser availability.

Affected software

Google Chromium
Google Chrome

How to mitigate CVE-2026-121170

Install security update from vendor's website.

Google Chromium - update to 157.0.8103.38
Google Chrome - update to 157.0.8103.38

External References

Related Security Bulletins