CVE-2026-106280: Incorrect authorization in Google Chrome
Description
An incorrect authorization vulnerability in the PermissionElement component of Google Chrome prior to version 155.0.8059.39 allows a remote attacker to potentially bypass the web origin policy using a crafted HTML page. This vulnerability has been assigned a medium severity level by Chromium security. A fix is available in Chrome version 155.0.8059.39.
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-106280 is an authorization flaw in Google Chrome's PermissionElement that could allow a remote attacker to bypass the web origin policy by crafting a malicious HTML page. This issue affects Chrome versions before 155.0.8059.39. The web origin policy is a critical security mechanism that isolates different web origins to prevent unauthorized access to resources. The vulnerability was publicly disclosed and fixed in Chrome version 155.0.8059.39.
Potential Impact
Successful exploitation could allow a remote attacker to bypass the web origin policy, potentially enabling unauthorized access to web resources that should be isolated by origin boundaries. This could lead to information disclosure or unauthorized actions within the browser context. The severity is rated medium by the Chromium security team.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 155.0.8059.39 or later, where this vulnerability has been fixed. The vendor advisory confirms that the issue is resolved in this version. No additional mitigation steps are required beyond applying the official update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-10-06T16:34:14.312Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_086471744.html","vendor":"Google"}]
Threat ID: 6ac546482cdf04f656d49d9f
Added to database: 10/06/2026, 19:04:40 UTC
Last enriched: 10/06/2026, 21:49:32 UTC
Last updated: 10/06/2026, 21:49:32 UTC
Views: 1
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