Description
Missing authorization in Core in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)
Published: 2026-09-09
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 10 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 10 Sep 2026 16:15:00 +0000

Type Values Removed Values Added
Title Missing Authorization Enables Bypass of Site Isolation in Google Chrome

Thu, 10 Sep 2026 13:00:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Vendors & Products Google
Google chrome
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'}


Wed, 09 Sep 2026 05:45:00 +0000

Type Values Removed Values Added
Title Missing Authorization Enables Bypass of Site Isolation in Google Chrome

Wed, 09 Sep 2026 01:00:00 +0000

Type Values Removed Values Added
Description Missing authorization in Core in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)
Weaknesses CWE-862
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-09-10T19:06:23.422Z

Reserved: 2026-09-08T22:40:00.768Z

Link: CVE-2026-87543

cve-icon Vulnrichment

Updated: 2026-09-10T18:34:08.012Z

cve-icon NVD

Status : Modified

Published: 2026-09-09T01:17:11.807

Modified: 2026-09-10T20:17:30.130

Link: CVE-2026-87543

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T23:45:17Z

Weaknesses