Description
Use after free in Browser in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)
Published: 2026-11-03
Score: 9.6 Critical
EPSS: n/a
KEV: No
Impact: Remote Code Execution
Action: Patch Immediately
AI Analysis

Impact

This vulnerability is a use‑after‑free flaw in the browser component of Google Chrome prior to version 157.0.8103.38. A crafted HTML page can trigger the flaw, allowing a remote attacker to execute arbitrary code outside of Chrome's sandbox. The impact is direct compromise of the host system without needing additional privileges beyond the browser process.

Affected Systems

Google Chrome browsers on any platform that are running a build older than 157.0.8103.38 are affected. The issue is reported for the stable channel and applies to all desktop versions of Chrome that have not yet received the patch.

Risk and Exploitability

The flaw grants remote code execution and is not listed in the CISA KEV catalog. No EPSS score is currently available, indicating that an exact exploitation probability cannot be determined from publicly available data. The best available evidence suggests that exploitation is possible via a crafted HTML page delivered over the network. Given the severity of the impact and the nature of the attack vector, this vulnerability presents a high risk to users of affected Chrome versions.

Generated by OpenCVE AI on November 3, 2026 at 22:27 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Upgrade Google Chrome to version 157.0.8103.38 or newer to remove the use‑after‑free defect.
  • Ensure that browsers are configured to block untrusted HTML content or to use enterprise policies that disable risky features such as file:// access.
  • Monitor Chrome release notes and implement the latest security releases as soon as they become available.

Generated by OpenCVE AI on November 3, 2026 at 22:27 UTC.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 03 Nov 2026 22:45:00 +0000

Type Values Removed Values Added
Title Use-After-Free Leading to Remote Code Execution in Google Chrome

Tue, 03 Nov 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}

Tue, 03 Nov 2026 20:45:00 +0000

Type Values Removed Values Added
Description Use after free in Browser in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)
Weaknesses CWE-416
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-11-03T21:13:44.533Z

Reserved: 2026-11-03T10:19:23.901Z

Link: CVE-2026-121189

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-03T21:17:27.693

Modified: 2026-11-03T22:19:41.947

Link: CVE-2026-121189

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-03T22:30:04Z

Weaknesses