Bug 2446857 (CVE-2026-3927)

Summary: CVE-2026-3927 chromium-browser: Incorrect security UI in PictureInPicture
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 incorrect security ui flaw was found in the PictureInPicture component of the Chromium browser. Upstream bug(s): https://code.google.com/p/chromium/issues/detail?id=474948986
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Bug Depends On: 2447259, 2447260    
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Description OSIDB Bzimport 2026-03-11 23:01:58 UTC
Incorrect security UI in PictureInPicture in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)