CVE-2026-8512

Google · Chrome

A use-after-free vulnerability in the FileSystem component of Google Chrome may lead to memory corruption and arbitrary code execution.

Executive summary

A high-severity use-after-free vulnerability in the Google Chrome FileSystem component poses a significant risk of remote code execution.

Vulnerability

This vulnerability involves a use-after-free condition in the FileSystem module, which an attacker can trigger via crafted web content. No specific user authentication is required to initiate the attack.

Business impact

The CVSS score of 8.3 reflects the high potential for system compromise if an attacker successfully triggers the vulnerability. A successful exploit could lead to full system access, resulting in the loss of confidentiality, integrity, and availability for affected workstations.

Remediation

Immediate Action: Apply the latest Google Chrome security updates to all instances, ensuring browsers are upgraded to version 148 or higher.

Proactive Monitoring: Monitor network and endpoint logs for suspicious file system access patterns or unexpected browser behavior.

Compensating Controls: Utilize browser security configurations that limit the execution of untrusted scripts and ensure endpoint detection systems are fully updated.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Administrators should expedite the deployment of the latest browser patches to mitigate the risk of exploitation. Maintaining an up-to-date browser environment is a fundamental defensive requirement against memory-based vulnerabilities.