CVE-2026-87468: Incorrect authorization in Google Chrome
Description
CVE-2026-87468 is a medium severity vulnerability in Google Chrome prior to version 153.0.8010.36. It involves incorrect authorization in the Isolated feature, allowing a remote attacker to bypass site isolation by using a crafted HTML page. This flaw could lead to integrity impacts but does not affect confidentiality or availability.
CVSS v3.1
Score 6.5medium
Affected software
Chrome
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Google Chrome's Isolated feature allows a remote attacker to bypass site isolation protections by exploiting incorrect authorization. The issue affects versions before 153.0.8010.36. The vulnerability has a CVSS score of 6.5, indicating a medium severity level. The vendor has published an advisory linked to a stable channel update, implying a fix is available in version 153.0.8010.36.
Potential Impact
The vulnerability allows an attacker to bypass site isolation, potentially compromising the integrity of web content or processes. There is no impact on confidentiality or availability according to the CVSS vector. No known exploits are reported in the wild at this time.
Mitigation Recommendations
A fix is available in Google Chrome version 153.0.8010.36. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory for details: https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-08T22:37:54.821Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html","vendor":"Google"}]
Threat ID: 6aa0b170acd9273b49810f96
Added to database: 09/09/2026, 01:08:00 UTC
Last enriched: 09/17/2026, 01:24:34 UTC
Last updated: 10/24/2026, 03:05:11 UTC
Views: 40
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