Description
Use after free in Track in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Published: 2026-10-06
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

A use‑after‑free flaw in Chrome’s Track component allowed a remote attacker to run arbitrary code within the browser sandbox through a crafted HTML page. The vulnerability is an instance of unsafe memory handling (CWE‑416), enabling execution of attacker‑supplied code once the vulnerable object is freed and subsequently accessed.

Affected Systems

Affected systems include all installations of Google Chrome prior to version 155.0.8059.39. Any user opening a malicious webpage that exploits this flaw would be at risk.

Risk and Exploitability

The flaw can be triggered by simply delivering a malicious HTML page to the user, implying remote exploitation likely over HTTP/HTTPS. The CVSS score is 8.8, indicating high severity, and while the EPSS score is not available, the vulnerability is not listed in the CISA KEV catalog.

Generated by OpenCVE AI on October 7, 2026 at 02:25 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Update Google Chrome to version 155.0.8059.39 or later using the official update mechanism.
  • If an upgrade cannot be performed immediately, limit the device’s access to untrusted web content by implementing network‑level filtering or policy‑based site whitelisting.
  • Ensure the browser’s automatic update feature remains enabled so future security patches are applied without delay.

Generated by OpenCVE AI on October 7, 2026 at 02:25 UTC.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4833-1 chromium security update
Debian DSA Debian DSA DSA-6553-1 chromium security update
History

Sat, 10 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Use‑After‑Free in Chrome's Track Component chromium-browser: Use after free in Track
References
Metrics threat_severity

None

 threat_severity

Important

Thu, 08 Oct 2026 13:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Wed, 07 Oct 2026 02:45:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Use‑After‑Free in Chrome's Track Component

Wed, 07 Oct 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Tue, 06 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 06 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Description Use after free in Track in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-416
References

Subscriptions

Google Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-10-07T03:55:55.767Z

Reserved: 2026-10-06T16:31:08.227Z

Link: CVE-2026-106200

cve-icon Vulnrichment

Updated: 2026-10-06T19:40:51.256Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-06T19:17:46.257

Modified: 2026-10-08T13:03:15.097

Link: CVE-2026-106200

cve-icon Redhat

Severity : Important

Publid Date: 2026-10-06T18:41:14Z

Links: CVE-2026-106200 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T02:30:10Z

Weaknesses