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CVE-2026-79120 Google CVE debrief

The CVE-2026-79120 vulnerability is caused by an uninitialized resource in ANGLE in Google Chrome prior to 152.0.7977.65. This allows a remote attacker to potentially obtain cross-origin data via a crafted HTML page. The vulnerability has a CVSS score of 6.5 and a Chromium security severity of Medium. Google Chrome users and administrators should be aware of this vulnerability and take immediate action to patch and protect their systems. The vulnerability affects Google Chrome users who have not updated to version 152.0.7977.65 or later. The CVE record was published on 2026-08-25T21:18:07.100Z and has not been modified since then.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 6.5
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

Google Chrome users, administrators, and security teams should be aware of this vulnerability and take immediate action to patch and protect their systems. The vulnerability affects Google Chrome users who have not updated to version 152.0.7977.65 or later. Security teams should review and implement additional security measures, such as Content Security Policy (CSP) and Cross-Origin Resource Sharing (CORS) headers, to prevent potential cross-origin data exposure.

Technical summary

The CVE-2026-79120 vulnerability is caused by an uninitialized resource in ANGLE in Google Chrome prior to 152.0.7977.65. This allows a remote attacker to potentially obtain cross-origin data via a crafted HTML page. The vulnerability has a CVSS score of 6.5 and a Chromium security severity of Medium. The affected product is Google Chrome, and the vulnerability can be mitigated by updating to version 152.0.7977.65 or later.

Defensive priority

Medium severity vulnerability in Google Chrome, requiring immediate attention to prevent potential cross-origin data exposure.

Recommended defensive actions

  • Apply the latest Google Chrome update (152.0.7977.65 or later) to patch the vulnerability.
  • Restrict access to sensitive data and monitor for suspicious activity.
  • Implement additional security measures, such as Content Security Policy (CSP) and Cross-Origin Resource Sharing (CORS) headers.
  • 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.

Evidence notes

The CVE-2026-79120 vulnerability is related to an uninitialized resource in ANGLE in Google Chrome prior to 152.0.7977.65. The vulnerability allowed a remote attacker to potentially obtain cross-origin data via a crafted HTML page. The Chromium security severity is Medium, with a CVSS score of 6.5.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-79120 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-79120

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

  • CVE-2026-79120 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-79120

    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.