CVE-2026-110921: Use after free in Google Chrome
Description
CVE-2026-110921 is a use-after-free vulnerability in the V8 JavaScript engine of Google Chrome versions prior to 155.0.8059.84. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by crafting a malicious HTML page. The vulnerability is rated with high severity by Chromium security. A fix is available as indicated by the vendor advisory.
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the V8 engine component of Google Chrome before version 155.0.8059.84. Exploitation requires a remote attacker to deliver a specially crafted HTML page that triggers the flaw, enabling arbitrary code execution inside the sandboxed environment of the browser. The issue was publicly disclosed and patched by Google in the stable channel update referenced in the vendor advisory.
Potential Impact
Successful exploitation allows remote code execution within the sandboxed context of the Chrome browser, potentially enabling an attacker to run arbitrary code. The sandbox limits the attacker's capabilities outside the browser, but the ability to execute code remotely is a significant security risk.
Mitigation Recommendations
Users should update Google Chrome to version 155.0.8059.84 or later, where this vulnerability has been fixed. The vendor advisory confirms an official fix is available. No additional mitigation steps are required once the update is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-15T04:31:59.971Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_01886704284.html","vendor":"Google"}]
Threat ID: 6ad151a52cdf04f656621f35
Added to database: 10/15/2026, 22:20:21 UTC
Last enriched: 10/15/2026, 22:33:17 UTC
Last updated: 10/15/2026, 22:34:39 UTC
Views: 6
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