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PatchSiren cyber security CVE debrief

CVE-2026-11046 Google CVE debrief

CVE-2026-11046 is a vulnerability in Google Chrome prior to version 149.0.7827.53. The issue is related to insufficient validation of untrusted input in the Media component. This vulnerability allowed a remote attacker, who had compromised the renderer process, to execute arbitrary code inside a sandbox via a crafted HTML page. The Chromium security severity of this issue is Medium, and it has a CVSS score of 8.8, indicating a High severity level.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-23
Advisory published
2026-06-04
Advisory updated
2026-07-23

Who should care

Users of Google Chrome, particularly those who use the browser for sensitive activities or are exposed to untrusted web content, should be aware of this vulnerability. Although the vendor listed is incorrectly identified as Apple, the actual affected product is Google Chrome.

Technical summary

The vulnerability exists in the Media component of Google Chrome. It allows for the execution of arbitrary code within a sandbox environment, which is a significant concern because it can be exploited by a remote attacker who has already compromised the renderer process. The issue was addressed in Google Chrome version 149.0.7827.53.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.
  • Be cautious when visiting untrusted websites or clicking on links from unknown sources.
  • Keep your browser and operating system up to date with the latest security patches.

Evidence notes

The CVE record and details were obtained from the official CVE website and the National Vulnerability Database (NVD).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-11046 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-11046

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

  • CVE-2026-11046 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-11046

    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.