CVE-2026-19174
Google · Chrome
An integer overflow vulnerability in the V8 JavaScript engine within Google Chrome allows for potential remote code execution.
Executive summary
An integer overflow vulnerability in Google Chrome's V8 engine poses a critical risk of remote code execution if a user is tricked into visiting a malicious webpage.
Vulnerability
This is an integer overflow flaw (CWE-190) within the V8 JavaScript engine. The vulnerability is exploitable by an unauthenticated remote attacker who must entice a user to interact with a crafted webpage, as indicated by the User Interaction (UI) requirement in the CVSS vector.
Business impact
The CVSS score of 8.8 reflects the high potential for full system compromise, including the loss of confidentiality, integrity, and availability. Successful exploitation could allow an attacker to execute arbitrary code within the context of the browser, potentially leading to unauthorized data exfiltration or the installation of persistent malware on the host system.
Remediation
Immediate Action: Update Google Chrome to the latest stable version as provided by the vendor.
Proactive Monitoring: Monitor browser logs and endpoint security telemetry for unusual process spawning or unexpected memory usage patterns within the browser.
Compensating Controls: Deploy endpoint protection software capable of detecting exploit patterns associated with browser memory corruption, and ensure users are trained to recognize suspicious web content.
Exploitation status
Public Exploit Available: No
Analyst recommendation
Given the high severity score and the nature of the V8 engine as a primary attack surface, immediate patching is required. Organizations should ensure their update management systems are configured to deploy the latest Chrome security updates across all managed endpoints to mitigate this risk.