CVE-2026-87632: Cross-site scripting in Google Chrome
A cross-site scripting (XSS) vulnerability exists in the SanitizerAPI of Google Chrome versions prior to 153.0.8010.36. This flaw allows a remote attacker to bypass the web origin policy by using a crafted HTML page. The vulnerability has been assigned a medium severity by Chromium security. A stable channel update addressing this issue is referenced by Google.
AI Analysis
Technical Summary
CVE-2026-87632 is a cross-site scripting vulnerability in the SanitizerAPI component of Google Chrome. It affects versions before 153.0.8010.36 and enables a remote attacker to bypass the web origin policy through a specially crafted HTML page. This bypass could potentially allow unauthorized script execution in the context of a trusted web origin. The vulnerability is rated medium severity by Chromium security. The vendor has published a stable channel update that includes a fix for this issue.
Potential Impact
The vulnerability allows an attacker to bypass the web origin policy, which is a fundamental security control in browsers to isolate content from different origins. This could lead to unauthorized script execution and potential compromise of user data or session information within the affected browser context. However, the severity is medium, indicating limited or mitigated impact compared to higher severity XSS flaws.
Mitigation Recommendations
Google has released a stable channel update for Google Chrome version 153.0.8010.36 that addresses this vulnerability. Users and administrators should update to version 153.0.8010.36 or later to remediate this issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated by the vendor.
CVE-2026-87632: Cross-site scripting in Google Chrome
Description
A cross-site scripting (XSS) vulnerability exists in the SanitizerAPI of Google Chrome versions prior to 153.0.8010.36. This flaw allows a remote attacker to bypass the web origin policy by using a crafted HTML page. The vulnerability has been assigned a medium severity by Chromium security. A stable channel update addressing this issue is referenced by Google.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-87632 is a cross-site scripting vulnerability in the SanitizerAPI component of Google Chrome. It affects versions before 153.0.8010.36 and enables a remote attacker to bypass the web origin policy through a specially crafted HTML page. This bypass could potentially allow unauthorized script execution in the context of a trusted web origin. The vulnerability is rated medium severity by Chromium security. The vendor has published a stable channel update that includes a fix for this issue.
Potential Impact
The vulnerability allows an attacker to bypass the web origin policy, which is a fundamental security control in browsers to isolate content from different origins. This could lead to unauthorized script execution and potential compromise of user data or session information within the affected browser context. However, the severity is medium, indicating limited or mitigated impact compared to higher severity XSS flaws.
Mitigation Recommendations
Google has released a stable channel update for Google Chrome version 153.0.8010.36 that addresses this vulnerability. Users and administrators should update to version 153.0.8010.36 or later to remediate this issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:43:24.930Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b194acd9273b49812b31
Added to database: 09/09/2026, 01:08:36 UTC
Last enriched: 09/09/2026, 01:37:40 UTC
Last updated: 09/09/2026, 01:37:40 UTC
Views: 2
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