Bug 2530311 (CVE-2026-87541)

Summary: CVE-2026-87541 chromium-browser: Chromium-browser: Information leak allows site isolation bypass
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in chromium-browser. A remote attacker, who has already compromised the renderer process, could exploit this vulnerability by crafting a malicious HTML page. This could lead to an information leak in the Navigation component, allowing the attacker to bypass site isolation mechanisms.
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Description OSIDB Bzimport 2026-09-09 01:04:56 UTC
Information leak in Navigation 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: Medium)