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PatchSiren cyber security CVE debrief

CVE-2026-10954 Google CVE debrief

CVE-2026-10954 is a Use after free vulnerability in the Actor component of Google Chrome prior to version 149.0.7827.53. This vulnerability, rated as High severity by Chromium, allows a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. The CVSS score for this vulnerability is 8.8.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Users of Google Chrome prior to version 149.0.7827.53 should update to the latest version to mitigate this vulnerability. Additionally, organizations using Google Chrome in their environments should prioritize updating to the fixed version.

Technical summary

The vulnerability is caused by a use-after-free issue in the Actor component of Google Chrome. This type of vulnerability occurs when a program tries to use memory after it has been freed, which can lead to arbitrary code execution.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.53 or later.
  • Ensure that all users of Google Chrome in your organization are updated to the latest version.

Evidence notes

The CVE record and NVD detail for CVE-2026-10954 provide additional information about this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-10954 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-10954

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

  • CVE-2026-10954 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-10954

    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.