CVE-2026-106389: Incorrect authorization in Google Chrome
Description
An incorrect authorization vulnerability in the USB handling of Google Chrome prior to version 155.0.8059.39 allows a remote attacker to bypass system access restrictions by using a crafted Chrome extension combined with social engineering techniques. The vulnerability has been assigned a medium severity by Chromium security. A stable channel update addressing this issue has been released by Google.
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106389 is an authorization bypass vulnerability in Google Chrome's USB component affecting versions before 155.0.8059.39. A remote attacker can exploit this flaw by leveraging social engineering to deliver a malicious Chrome extension that bypasses system access restrictions. The vulnerability is classified as medium severity by Chromium security. Google has released a stable channel update to fix this issue as documented in their advisory.
Potential Impact
Successful exploitation allows a remote attacker to bypass system access restrictions via a crafted Chrome extension, potentially leading to unauthorized actions on the affected system. The impact is limited by the need for social engineering to convince the user to install the malicious extension.
Mitigation Recommendations
Users should update Google Chrome to version 155.0.8059.39 or later, where the vulnerability is fixed. The vendor advisory confirms that a stable channel update has been released to address this issue. Applying this update mitigates the vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:37:31.958Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac5465c2cdf04f656d4a08c
Added to database: 10/06/2026, 19:05:00 UTC
Last enriched: 10/06/2026, 20:34:20 UTC
Last updated: 10/06/2026, 22:48:15 UTC
Views: 3
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