CVE-2026-121036

Summary

A use-after-free vulnerability in Google Chrome's CSS engine allowed remote attackers to execute arbitrary code inside the sandbox by tricking a user into visiting a crafted HTML page.

Exploitability

Exploitation requires user interaction (e.g., visiting a malicious webpage) and precise memory manipulation, making it moderately difficult but feasible for skilled attackers.

Blast radius

Successful exploitation could lead to full compromise of the sandboxed Chrome process, enabling data theft, malware delivery, or lateral movement within the user's environment.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade Google Chrome to version 157.0.8103.38 or later.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.