CVE-2026-9120
8.8Google · Chrome
A use-after-free vulnerability in the WebRTC component of Google Chrome may allow for arbitrary code execution.
Executive summary
A critical use-after-free vulnerability in Google Chrome's WebRTC component exposes users to potential arbitrary code execution via malicious web content.
Vulnerability
This vulnerability is a use-after-free (CWE-416) flaw located within the WebRTC implementation. It is an unauthenticated vulnerability that relies on user interaction, such as visiting a compromised or malicious website.
Business impact
Use-after-free vulnerabilities in browser engines often provide a reliable path for attackers to achieve arbitrary code execution on the victim's host. With a CVSS score of 8.8, this flaw represents a High-severity threat that could lead to full system compromise or the installation of persistent malware.
Remediation
Immediate Action: Update Google Chrome to the latest available version immediately to remediate the WebRTC memory management flaw.
Proactive Monitoring: Monitor for unexpected browser process terminations or suspicious network traffic originating from WebRTC-enabled browser sessions.
Compensating Controls: Deploy endpoint protection solutions capable of detecting memory-based exploitation patterns and enforce strict browser update policies.
Exploitation status
Public Exploit Available: No
Analyst recommendation
Given the potential for arbitrary code execution, it is imperative to apply the latest security updates for Google Chrome across all endpoints. Users should be advised to restart their browsers to ensure the patch is fully applied and the vulnerable memory states are cleared.