CVE-2026-106422: Incorrect authorization in Google Chrome
Description
An incorrect authorization vulnerability in an API of Google Chrome prior to version 155.0.8059.39 allows a remote attacker to bypass the web origin policy via a crafted HTML page. The issue is classified with low severity by Chromium security. This vulnerability affects versions before 155.0.8059.39 and has been addressed in that version.
Affected software
Chrome
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106422 is an authorization flaw in Google Chrome's API that permits bypassing the web origin policy when processing a specially crafted HTML page. This vulnerability affects Chrome versions prior to 155.0.8059.39. The web origin policy is a critical security control that restricts how documents or scripts loaded from one origin can interact with resources from another origin. The flaw allows a remote attacker to circumvent these restrictions, potentially leading to unauthorized access to web content. The vulnerability has been fixed in Chrome version 155.0.8059.39.
Potential Impact
The vulnerability enables a remote attacker to bypass the web origin policy, which could allow unauthorized access to web content across origins. However, the Chromium security team rates this issue as low severity, indicating limited impact or exploitability.
Mitigation Recommendations
A fix is available in Google Chrome version 155.0.8059.39. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html for details.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:38:47.665Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac546652cdf04f656d4a15c
Added to database: 10/06/2026, 19:05:09 UTC
Last enriched: 10/06/2026, 19:19:01 UTC
Last updated: 10/06/2026, 19:19:23 UTC
Views: 7
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