Bug 2509017 (CVE-2026-17778)

Summary: CVE-2026-17778 chromium-browser: Google Chrome: Arbitrary code execution via crafted Chrome Extension
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in Google Chrome. This use-after-free vulnerability in the Extensions component allows a remote attacker to execute arbitrary code within a sandbox. This can be exploited by convincing a user to install a specially crafted Chrome Extension.
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Bug Depends On: 2509049, 2509050    
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Description OSIDB Bzimport 2026-07-30 01:16:41 UTC
Use after free in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Medium)