Bug 2463677 (CVE-2026-7360)

Summary: CVE-2026-7360 chromium-browser: Insufficient validation of untrusted input in Compositing
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
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 Compositing component of the Chromium browser. Upstream bug(s): https://code.google.com/p/chromium/issues/detail?id=495852034
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Bug Depends On: 2463711, 2463710    
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Description OSIDB Bzimport 2026-04-28 23:03:48 UTC
Insufficient validation of untrusted input. in Compositing in Google Chrome prior to 147.0.7727.138 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)