Bug 2523814 (CVE-2026-79289)

Summary: CVE-2026-79289 chromium-browser: Chromium: Site isolation bypass via crafted HTML page
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Chromium. A remote attacker, after compromising the renderer process, could bypass site isolation by using a specially crafted HTML page. This could allow the attacker to access data or resources that should be isolated, potentially leading to further compromise of the user's system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2524926, 2540923    
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Description OSIDB Bzimport 2026-08-25 20:39:31 UTC
Improper control of a resource through its lifetime in Workers in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)