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PatchSiren cyber security CVE debrief

CVE-2026-11694 Google CVE debrief

CVE-2026-11694 is a high-severity vulnerability in Google Chrome prior to version 149.0.7827.103. This use-after-free issue in ServiceWorker allows a remote attacker who has compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. The vulnerability has a CVSS score of 7.5 and is considered High severity by Chromium.

Vendor
Google
Product
Chrome
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-09
Advisory published
2026-06-09
Advisory updated
2026-06-09

Who should care

Users of Google Chrome prior to version 149.0.7827.103 should update to the latest version to mitigate this vulnerability. Additionally, organizations using Chrome in their environments should prioritize updating to the fixed version to prevent potential exploitation.

Technical summary

The vulnerability is a use-after-free issue in ServiceWorker, which allows a remote attacker to execute arbitrary code inside a sandbox. This requires the attacker to have already compromised the renderer process. The issue is fixed in Google Chrome version 149.0.7827.103 or later.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.103 or later.

Evidence notes

The CVE record and details are sourced from official databases and vendor advisories.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11694 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11694

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

  • CVE-2026-11694 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11694

    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.