CVE-2026-19149 Google CVE debrief

Who should care

System administrators and users of Google Chrome on Linux systems should apply the latest updates to mitigate the vulnerability. Developers and security teams should review the vulnerability details and ensure that applications using Google Chrome are properly secured. Linux system operators and security teams should prioritize updating Google Chrome to prevent potential sandbox escapes.

Technical summary

A use-after-free vulnerability in Aura in Google Chrome on Linux prior to 151.0.7922.109 allows a remote attacker to potentially perform a sandbox escape via a crafted HTML page. The vulnerability has a CVSS score of 9.6 and is classified as Critical by Chromium. This vulnerability affects Google Chrome on Linux systems, and users should apply the latest updates to mitigate the vulnerability. Developers and security teams should review the vulnerability details and ensure that applications using Google Chrome are properly secured.

Defensive priority

Critical vulnerability in Google Chrome, requiring immediate attention due to potential sandbox escape.

Recommended defensive actions

• Apply the latest Google Chrome update (151.0.7922.109 or later) to mitigate the vulnerability.
• Ensure Linux systems running Google Chrome are updated with the latest security patches.
• Monitor Google Chrome release notes and NVD updates for further information.
• Review compensating controls for exposed systems while remediation is scheduled and verified.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

Official CVE and NVD records confirm the vulnerability in Google Chrome on Linux, with a CVSS score of 9.6. Limited details on exploitation, but Chromium severity is Critical. The vulnerability affects Google Chrome on Linux systems prior to version 151.0.7922.109. Defenders should verify if their Linux systems are running the affected version and apply the latest updates to mitigate the vulnerability. They should also review the vulnerability details and ensure that applications using Google Chrome are properly secured.

Official resources