Bug 2485027 (CVE-2026-11284)

Summary: CVE-2026-11284 chromium-browser: Side-channel information leakage in PerformanceAPIs
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A side-channel information leakage flaw was found in the PerformanceAPIs component of the Chromium browser. Upstream bug(s): https://code.google.com/p/chromium/issues/detail?id=502073069
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Bug Depends On: 2486043, 2486044, 2486052    
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Description OSIDB Bzimport 2026-06-05 00:04:51 UTC
Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)