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PatchSiren cyber security CVE debrief

CVE-2026-79257 Google CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-25T21:18:20.230Z and has not been modified since then. The CVE-2026-79257 vulnerability is a use-after-free issue in the Views component of Google Chrome prior to version 152.0.7977.65. This vulnerability allows a remote attacker to execute arbitrary code outside the sandbox by providing a crafted HTML page. The issue has been classified as High severity by the Chromium security team and has a CVSS score of 9.6. Organizations and individuals using Google Chrome for browsing, especially in environments where security is critical, should prioritize patching this vulnerability to prevent potential code execution attacks. It is recommended to apply the official patch to update Google Chrome to version 152.0.7977.65 or later, restrict access to untrusted sources, and monitor for suspicious activity.

Vendor
Google
Product
Chrome
CVSS
CRITICAL 9.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-25
Original CVE updated
2026-08-31
Advisory published
2026-08-25
Advisory updated
2026-08-31

Who should care

Organizations and individuals using Google Chrome for browsing, especially in environments where security is critical, should prioritize patching this vulnerability to prevent potential code execution attacks.

Technical summary

The CVE-2026-79257 vulnerability is a use-after-free issue in the Views component of Google Chrome prior to version 152.0.7977.65. This vulnerability allows a remote attacker to execute arbitrary code outside the sandbox by providing a crafted HTML page. The issue has been classified as High severity by the Chromium security team and has a CVSS score of 9.6.

Defensive priority

High severity vulnerability in Google Chrome, requiring immediate attention to prevent potential code execution.

Recommended defensive actions

  • Apply the official patch to update Google Chrome to version 152.0.7977.65 or later.
  • Restrict access to untrusted sources and monitor for suspicious activity.
  • Implement compensating controls, such as sandboxing and network segmentation.

Evidence notes

The CVE-2026-79257 record indicates a use-after-free vulnerability in Google Chrome's Views component prior to version 152.0.7977.65. This vulnerability, with a CVSS score of 9.6, could allow remote attackers to execute arbitrary code outside the sandbox via a crafted HTML page. The Chromium security team classified this issue as High severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-79257 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-79257

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

  • CVE-2026-79257 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-79257

    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.