CVE-2026-87552: Missing authorization in Google Chrome
Description
A missing authorization vulnerability in TrustedWebActivities in Google Chrome on Android versions prior to 153.0.8010.36 allows a local attacker to obtain sensitive information via a co-installed app. The issue has a medium severity rating with a CVSS score of 5.5.
CVSS v3.1
Score 5.5medium
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87552 describes a missing authorization flaw in the TrustedWebActivities component of Google Chrome on Android. This vulnerability affects Chrome versions before 153.0.8010.36 and enables a local attacker to access sensitive information through a co-installed application. The vulnerability was assigned a CVSS 3.1 base score of 5.5, indicating medium severity. The vendor has published an advisory indicating a stable channel update for Chrome that addresses this issue.
Potential Impact
An attacker with local access and a co-installed app can exploit this missing authorization to obtain sensitive information from the affected Chrome browser on Android. There is no indication of impact to integrity or availability, only confidentiality is affected.
Mitigation Recommendations
Google has released an official fix in Chrome version 153.0.8010.36. Users should update to this version or later to remediate the vulnerability. Since this is not a cloud service, remediation depends on applying the update. No additional mitigation steps are specified in the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:40:25.212Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b182acd9273b49812815
Added to database: 09/09/2026, 01:08:18 UTC
Last enriched: 09/17/2026, 01:29:33 UTC
Last updated: 10/21/2026, 13:20:24 UTC
Views: 26
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