CVE-2026-87544: Incorrect authorization in Google Chrome
Description
Incorrect authorization in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions into a privileged page via a crafted HTML page. (Chromium security severity: Low)
CVSS v3.1
8.8high
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87544 is an incorrect authorization vulnerability in Google Chrome Extensions affecting versions before 153.0.8010.36. It enables a remote attacker to bypass system access restrictions and access a privileged page by using a specially crafted HTML page. The vulnerability has been assigned a high severity with a CVSS 3.1 base score of 8.8, indicating critical confidentiality, integrity, and availability impacts.
Potential Impact
Successful exploitation allows a remote attacker with no privileges to bypass system access restrictions and gain access to privileged pages within Chrome. This can lead to full compromise of confidentiality, integrity, and availability of the affected system through the browser.
Mitigation Recommendations
Google has released an official fix in Chrome version 153.0.8010.36. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 09/08/2026
- State
- PUBLISHED
- Vendor Advisory Urls
- [object Object]
Threat ID: 6aa0b17facd9273b498127e1
Added to database: 09/09/2026, 01:08:15 UTC
Last enriched: 09/24/2026, 04:45:23 UTC
Last updated: 10/24/2026, 08:45:13 UTC
Views: 43
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