CVE-2026-106358: Use after free in Google Chrome
Description
CVE-2026-106358 is a critical use-after-free vulnerability in the Navigation component of Google Chrome prior to version 155.0.8059.39. This flaw allows a remote attacker to execute arbitrary code outside the browser sandbox by tricking a user into visiting a crafted HTML page. The vulnerability has a high CVSS score of 9.6, indicating severe impact on confidentiality, integrity, and availability. Google has released an official fix in Chrome version 155.0.8059.39 to address this issue.
CVSS v3.1
Score 9.6critical
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a use-after-free bug in the Navigation component of Google Chrome before version 155.0.8059.39. Exploitation requires user interaction (visiting a malicious HTML page) and can lead to arbitrary code execution outside the sandbox, compromising the security boundaries of the browser. The CVSS v3.1 score of 9.6 reflects network attack vector, low attack complexity, no privileges required, user interaction needed, and critical impact on confidentiality, integrity, and availability. Google has published an official security update to remediate this vulnerability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code outside the sandbox, potentially leading to full compromise of the affected system's confidentiality, integrity, and availability. This can result in unauthorized access, data theft, or system control.
Mitigation Recommendations
An official fix is available in Google Chrome version 155.0.8059.39. Users and administrators should update to this version or later immediately to mitigate the vulnerability. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:36:24.161Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac546562cdf04f656d49e39
Added to database: 10/06/2026, 19:04:54 UTC
Last enriched: 10/06/2026, 21:03:11 UTC
Last updated: 10/06/2026, 23:28:17 UTC
Views: 5
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