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PatchSiren cyber security CVE debrief

CVE-2026-11667 Google CVE debrief

CVE-2026-11667 is an out of bounds read vulnerability in WebRTC in Google Chrome prior to 149.0.7827.103. A remote attacker who had compromised the GPU process could potentially exploit heap corruption via a crafted HTML page. The CVSS score for this vulnerability is 7.5, indicating a High severity. This CVE was published on 2026-06-09T00:16:49.853Z and modified on 2026-06-09T14:53:38.863Z.

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.

Technical summary

The vulnerability is an out of bounds read in WebRTC in Google Chrome prior to 149.0.7827.103. This could allow a remote attacker who had compromised the GPU process to potentially exploit heap corruption via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.103 or later.
  • Refer to [ref-4](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html) for vendor advisory.

Evidence notes

The CVE was published on 2026-06-09T00:16:49.853Z and modified on 2026-06-09T14:53:38.863Z. The CVSS score is 7.5, indicating a High severity.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11667 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11667

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

  • CVE-2026-11667 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11667

    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.