Bug 2524114 (CVE-2026-78944)

Summary: CVE-2026-78944 chromium-browser: Chromium: Arbitrary code execution in DevTools via use-after-free vulnerability
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in chromium-browser. This use-after-free vulnerability in Google Chrome's DevTools allows a remote attacker to execute arbitrary code within the browser's security sandbox. This can occur if a user is deceived through social engineering into installing a malicious Chrome extension.
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Bug Depends On: 2524890, 2524891    
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Description OSIDB Bzimport 2026-08-25 21:15:34 UTC
Use after free in DevTools in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted Chrome extension. (Chromium security severity: Medium)