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CVE-2026-79087 Google CVE debrief

CVE-2026-79087 is a medium severity injection vulnerability in Google Chrome's Chrome Tabs feature prior to version 152.0.7977.65. The vulnerability allows remote attackers to potentially bypass system access restrictions via crafted HTML pages. The CVSS score is 4.3, indicating a moderate severity level. This CVE record was published on 2026-08-25T21:18:04.313Z and has not been modified since then. The NVD entry is currently Analyzed. Administrators and users of Google Chrome, especially those in environments where system access restrictions are critical, should review and apply updates. IT teams managing Chrome deployments, security professionals monitoring vulnerability disclosures, and end-users in sensitive environments need to be aware of potential bypass risks and take action to secure their systems. This includes reviewing system logs for suspicious activity and ensuring proper access controls are in place.

Vendor
Google
Product
Chrome
CVSS
MEDIUM 4.3
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

Administrators and users of Google Chrome, especially those in environments where system access restrictions are critical, should review and apply updates. IT teams managing Chrome deployments, security professionals monitoring vulnerability disclosures, and end-users in sensitive environments need to be aware of potential bypass risks and take action to secure their systems. This includes reviewing system logs for suspicious activity and ensuring proper access controls are in place.

Technical summary

CVE-2026-79087 is a medium severity injection vulnerability in Google Chrome's Chrome Tabs feature prior to version 152.0.7977.65. The vulnerability allows remote attackers to potentially bypass system access restrictions via crafted HTML pages. The CVSS score is 4.3, indicating a moderate severity level.

Defensive priority

Medium severity vulnerability in Google Chrome, requiring immediate attention to prevent potential bypass of system access restrictions.

Recommended defensive actions

  • Apply Google Chrome update to version 152.0.7977.65 or later
  • Restrict access to untrusted HTML sources
  • Monitor system access restrictions for anomalies

Evidence notes

Injection vulnerability in Chrome Tabs prior to version 152.0.7977.65, allowing remote attackers to potentially bypass system access restrictions via crafted HTML pages. Limited details available on attack vector and impacted systems. Evidence is based on CVE and NVD records. Defenders should verify system configurations, review access controls, and monitor for anomalies.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-79087 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-79087

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

  • CVE-2026-79087 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-79087

    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.