Bug 2527161 (CVE-2026-84325)

Summary: CVE-2026-84325 chromium-browser: Chromium: System access restriction bypass via improper input validation
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: urgent Docs Contact:
Priority: urgent    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in chromium-browser. This improper input validation vulnerability in the DataTransfer component allows a remote attacker, through social engineering, to bypass system access restrictions by leveraging a co-installed application. This could lead to unauthorized access to sensitive system resources.
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Bug Depends On: 2531787, 2531788    
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Description OSIDB Bzimport 2026-09-01 23:51:30 UTC
Improper input validation in DataTransfer in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a co-installed app. (Chromium security severity: High)