CVE-2026-11125

Google · Chrome

A Use-After-Free vulnerability in the Compositing component of Google Chrome allows for potential memory corruption and code execution.

Executive summary

A critical Use-After-Free vulnerability in Google Chrome’s Compositing component introduces a high risk of remote code execution for all users.

Vulnerability

This vulnerability is a Use-After-Free error occurring in the Compositing engine. It can be exploited by an unauthenticated remote attacker who lures a user to a malicious site, resulting in memory corruption and possible arbitrary code execution.

Business impact

The CVSS score of 8.8 confirms the severity of this issue. A successful exploit could lead to full control over the browser session, enabling attackers to extract sensitive data or compromise the host system's integrity.

Remediation

Immediate Action: Update Google Chrome to version 149 or later across the organization.

Proactive Monitoring: Review security logs for anomalous browser behavior and ensure that automated update mechanisms are functioning correctly.

Compensating Controls: Employ network-level filtering to block access to unverified or suspicious websites that might host exploit code.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Updating to version 149 is essential for mitigating this high-severity threat. Security administrators should ensure that all Chrome instances are patched immediately to prevent potential exploitation of the Compositing component.