CVE-2026-87443: Missing authorization in Google Chrome
Description
Missing authorization in Actor in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
CVSS v3.1
6.5medium
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome versions before 153.0.8010.36 is due to missing authorization checks in an 'Actor' component. Exploitation requires a remote attacker to deliver a crafted HTML page, which can then be used to access sensitive information without proper authorization. The issue is classified with medium severity by Chromium security. No detailed technical specifics or CVSS metrics are provided in the available data.
Potential Impact
An attacker who successfully exploits this vulnerability can obtain sensitive information from the affected Chrome browser without proper authorization. The impact is limited to information disclosure and does not include code execution or privilege escalation based on the provided data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html for current remediation guidance. Users should update to version 153.0.8010.36 or later once confirmed to be fixed. No specific temporary mitigations are provided.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 09/08/2026
- State
- PUBLISHED
- Vendor Advisory Urls
- [object Object]
Threat ID: 6aa0b16cacd9273b49810f23
Added to database: 09/09/2026, 01:07:56 UTC
Last enriched: 09/09/2026, 04:23:00 UTC
Last updated: 10/24/2026, 08:45:13 UTC
Views: 29
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