CVE-2026-106234: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the Network component of Google Chrome prior to version 155.0.8059.39. This flaw could allow a remote attacker, through social engineering and a crafted Chrome extension, to execute arbitrary code outside the browser sandbox. The vulnerability has a critical severity rating with a high CVSS score of 9.6. Google has released an official fix in version 155.0.8059.39.
CVSS v3.1
Score 9.6critical
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106234 is a use-after-free vulnerability in the Network module of Google Chrome versions before 155.0.8059.39. Exploitation requires user interaction via social engineering and involves a maliciously crafted Chrome extension. Successful exploitation could lead to arbitrary code execution outside the sandbox, compromising system integrity and confidentiality. The vulnerability is rated critical with a CVSS 3.1 base score of 9.6 (AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H). Google has addressed this issue in the stable channel update 155.0.8059.39.
Potential Impact
An attacker who successfully exploits this vulnerability can execute arbitrary code outside the sandbox, potentially leading to full system compromise. The attack requires user interaction (installing a malicious extension) but does not require privileges or prior access. The vulnerability affects confidentiality, integrity, and availability at a high level.
Mitigation Recommendations
Google has released an official fix in Chrome version 155.0.8059.39. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigations are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:32:37.913Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac5463d2cdf04f656d49d51
Added to database: 10/06/2026, 19:04:29 UTC
Last enriched: 10/06/2026, 22:18:34 UTC
Last updated: 10/07/2026, 02:48:25 UTC
Views: 6
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