Bug 2523807 (CVE-2026-78898)

Summary: CVE-2026-78898 chromium-browser: Google Chrome: System access restriction bypass via incorrect authorization in Downloads
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's Downloads feature. A remote attacker can exploit this vulnerability by leveraging social engineering techniques with a specially crafted HTML page. This allows the attacker to bypass system access restrictions, potentially leading to unauthorized access or actions within the system.
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Bug Depends On: 2524890, 2524891    
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Description OSIDB Bzimport 2026-08-25 20:37:53 UTC
Incorrect authorization in Downloads in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)