CVE-2026-11306

Google · Chrome

A Use-After-Free vulnerability in the PDFium library of Google Chrome prior to version 149 may allow an attacker to execute arbitrary code.

Executive summary

Google Chrome users are at risk of remote code execution due to a Use-After-Free flaw in the PDFium component, necessitating an immediate software update.

Vulnerability

This vulnerability is a Use-After-Free flaw within the PDFium library. It allows an unauthenticated attacker to corrupt memory by providing a malicious PDF document, which can be leveraged to execute arbitrary code.

Business impact

The CVSS score of 8.8 underscores the high level of risk associated with this flaw. Unauthorized execution of code could lead to malware installation, credential harvesting, or complete control over the victim's machine.

Remediation

Immediate Action: Upgrade Google Chrome to version 149 or newer as soon as the patch is available.

Proactive Monitoring: Review endpoint protection logs for alerts related to memory violations or suspicious process execution.

Compensating Controls: Utilize browser security features and group policies to restrict the execution of untrusted external content.

Exploitation status

Public Exploit Available: false

Analyst recommendation

This vulnerability represents a significant threat to organizational security. Immediate deployment of the latest browser update is critical to closing this security gap and protecting against potential remote exploitation.