Bug 2456766 (CVE-2026-5887)

Summary: CVE-2026-5887 chromium-browser: Insufficient validation of untrusted input 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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An insufficient validation of untrusted input flaw was found in the Downloads component of the Chromium browser. Upstream bug(s): https://code.google.com/p/chromium/issues/detail?id=486079015
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Bug Depends On: 2457163, 2457164    
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Description OSIDB Bzimport 2026-04-08 22:03:05 UTC
Insufficient validation of untrusted input in Downloads in Google Chrome on Windows prior to 147.0.7727.55 allowed a remote attacker to bypass download restrictions via a crafted HTML page. (Chromium security severity: Medium)