Bug 2530290 (CVE-2026-87509)

Summary: CVE-2026-87509 chromium-browser: Google Chrome Updater: Arbitrary code execution via incorrect authorization
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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A flaw was found in the Google Chrome Updater. This incorrect authorization vulnerability allows a local attacker to execute arbitrary code outside of the browser's security sandbox. This can be achieved by exploiting the flaw through a local program, leading to unauthorized code execution on the affected system.
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Bug Depends On: 2542199, 2542200    
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Description OSIDB Bzimport 2026-09-09 01:03:27 UTC
Incorrect authorization in Updater in Google Chrome on on Windows prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via a local program. (Chromium security severity: Low)