Bug 2523939 (CVE-2026-79264)

Summary: CVE-2026-79264 chromium-browser: Google Chrome: Web origin policy bypass via incorrect reference resolution in Preload
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 Google Chrome. This vulnerability, caused by incorrect reference resolution in the Preload component, allows a remote attacker to bypass the web origin policy. By crafting a malicious HTML page, an attacker could potentially access sensitive information or perform unauthorized actions across different web origins.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2524926    
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Description OSIDB Bzimport 2026-08-25 20:50:54 UTC
Incorrect reference resolution in Preload in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)