Bug 2551982 (CVE-2026-110156)

Summary: CVE-2026-110156 chromium-browser: Incorrect reference resolution in Extensions
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 incorrect reference resolution flaw was found in the Extensions component of the Chromium browser. Upstream bug(s): https://issues.chromium.org/issues/561892119
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Bug Depends On: 2552182, 2552185    
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Description OSIDB Bzimport 2026-10-13 21:47:20 UTC
Incorrect reference resolution in Extensions in Google Chrome on on Mac prior to 155.0.8059.79 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)