CVE-2026-106349: Use after free in Google Chrome
Description
CVE-2026-106349 is a use-after-free vulnerability in the V8 JavaScript engine of Google Chrome prior to version 155.0.8059.39. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by tricking a user into visiting a crafted HTML page. The vulnerability has a high severity rating with a CVSS score of 8.8. Google has released a stable channel update to address this issue.
CVSS v3.1
Score 8.8high
Affected software
Chrome
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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 versions before 155.0.8059.39. Exploitation requires user interaction (visiting a maliciously crafted HTML page) and can lead to arbitrary code execution inside the sandbox environment. The issue is tracked as CVE-2026-106349 and is rated high severity by Chromium security. A stable update has been published by Google to fix this vulnerability.
Potential Impact
Successful exploitation could allow a remote attacker to execute arbitrary code within the sandbox of the affected Chrome browser, potentially compromising confidentiality, integrity, and availability of the affected system. The attack vector is remote network with low attack complexity and no privileges required, but user interaction is necessary.
Mitigation Recommendations
Google has released an official stable channel update for Chrome that addresses this vulnerability. Users and administrators should update their Chrome installations to version 155.0.8059.39 or later to mitigate this risk. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:36:11.308Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac546542cdf04f656d49e30
Added to database: 10/06/2026, 19:04:52 UTC
Last enriched: 10/06/2026, 21:03:26 UTC
Last updated: 10/06/2026, 23:48:08 UTC
Views: 3
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