CVE-2026-11118

Google · Chrome

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

Executive summary

A high-severity Use-After-Free vulnerability in Google Chrome's WebRTC implementation poses a significant threat of remote code execution.

Vulnerability

This is a Use-After-Free vulnerability within the WebRTC subsystem. An unauthenticated remote attacker can trigger this flaw by providing a malicious webpage that interacts with the vulnerable WebRTC functionality.

Business impact

With a CVSS score of 8.8, this vulnerability is a severe risk. Exploitation could allow an attacker to bypass browser security boundaries, leading to unauthorized access to the underlying system and potential data theft.

Remediation

Immediate Action: Update all Google Chrome installations to version 149 or higher.

Proactive Monitoring: Monitor browser-related logs and system error reports for patterns indicative of memory corruption attempts.

Compensating Controls: Use enterprise-grade security software to block access to known malicious domains and employ browser hardening policies.

Exploitation status

Public Exploit Available: false

Analyst recommendation

The risk posed by this vulnerability is significant, and failure to patch could leave systems exposed to remote code execution. Security teams must ensure that the update to version 149 is rolled out as a high-priority task.