Bug 2524016 (CVE-2026-78894)

Summary: CVE-2026-78894 chromium-browser: Google Chrome: Cross-origin data leakage via race condition in Payments
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
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. A race condition in the Payments component allows a remote attacker, who has compromised the browser's renderer process, to leak sensitive cross-origin data. This exploitation occurs when a specially crafted HTML page is rendered, potentially leading to unauthorized access to information from other websites.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2524890, 2524891    
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Description OSIDB Bzimport 2026-08-25 20:57:36 UTC
Race condition in Payments in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)