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PatchSiren cyber security CVE debrief

CVE-2026-19149 Google CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-06T22:16:57.113Z and has not been modified since then. The NVD entry is currently Analyzed. This vulnerability, CVE-2026-19149, is a use-after-free issue in Aura within Google Chrome on Linux systems, which could allow 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. Affected systems include Google Chrome on Linux prior to version 151.0.7922.109. To mitigate this vulnerability, it is recommended to apply the latest Google Chrome updates. Developers and security teams should review the vulnerability details to 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. The official CVE and NVD records confirm the vulnerability in Google Chrome on Linux, with a CVSS score of 9.6. Limited details on exploitation are available, but Chromium severity is Critical. 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.

Vendor
Google
Product
Chrome
CVSS
CRITICAL 9.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-06
Original CVE updated
2026-08-07
Advisory published
2026-08-06
Advisory updated
2026-08-07

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.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-19149 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-19149

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-19149 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-19149

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.