CVE-2026-106204: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the PDF component of Google Chrome prior to version 155.0.8059.39. This flaw allows a remote attacker to execute arbitrary code within the sandbox by crafting a malicious PDF file. The vulnerability has a high severity rating and affects desktop versions of Chrome before the specified fixed version.
CVSS v3.1
Score 8.8high
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106204 is a use-after-free vulnerability in the PDF handling functionality of Google Chrome. It affects versions prior to 155.0.8059.39 and enables remote attackers to execute arbitrary code inside the sandbox environment by delivering a specially crafted PDF file. The vulnerability has a CVSS v3.1 base score of 8.8, indicating high severity with network attack vector, low attack complexity, no privileges required, user interaction required, and impacts on confidentiality, integrity, and availability. Google has published an advisory indicating a stable channel update addressing this issue.
Potential Impact
Successful exploitation allows remote code execution within the sandbox of the affected Chrome browser, potentially compromising confidentiality, integrity, and availability of the system. The attack requires user interaction (opening a malicious PDF) but no prior privileges or complex conditions.
Mitigation Recommendations
Users should update Google Chrome to version 155.0.8059.39 or later, where this vulnerability is fixed. The vendor advisory at https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html confirms the availability of an official fix. Applying this update mitigates the risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:31:22.434Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac546372cdf04f656d49d06
Added to database: 10/06/2026, 19:04:23 UTC
Last enriched: 10/06/2026, 22:33:27 UTC
Last updated: 10/07/2026, 03:28:22 UTC
Views: 5
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