Bug 2530295 (CVE-2026-87447)

Summary: CVE-2026-87447 chromium-browser: Google Chrome: Web Origin Policy Bypass via Crafted Extension
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in the Network component of Google Chrome. This vulnerability, stemming from incorrect authorization, could allow a remote attacker to bypass the web origin policy. By leveraging social engineering and a specially crafted Chrome extension, an attacker could potentially gain unauthorized access to data or functionality from other websites, which should otherwise be restricted.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2542199, 2542200    
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Description OSIDB Bzimport 2026-09-09 01:03:49 UTC
Incorrect authorization in Network in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted Chrome extension. (Chromium security severity: High)