PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-12007 Google CVE debrief

CVE-2026-12007 is a critical use after free vulnerability in Google Chrome on Windows prior to version 149.0.7827.115. This vulnerability allowed a remote attacker to execute arbitrary code via a crafted HTML page. The vulnerability has a CVSS score of 8.8 and is considered HIGH severity.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-11
Original CVE updated
2026-06-12
Advisory published
2026-06-11
Advisory updated
2026-06-12

Who should care

Users of Google Chrome on Windows prior to version 149.0.7827.115 should update to the latest version to mitigate this vulnerability.

Technical summary

The vulnerability is a use after free in the Core component of Google Chrome on Windows. This occurs when the program attempts to access memory after it has been freed, allowing an attacker to execute arbitrary code.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.115 or later.
  • Review and apply the vendor advisory: [ref-4](https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html)

Evidence notes

The CVE record and NVD detail can be found at [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-12007) and [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-12007).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-12007 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-12007

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

  • CVE-2026-12007 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12007

    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.