Bug 2556514 (CVE-2026-113287)

Summary: CVE-2026-113287 chromium-browser: chromium-browser: arbitrary code execution via use-after-free in Prompts
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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OS: Linux   
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A flaw was found in the Prompts component of chromium-browser. This use-after-free issue occurs when the application references memory after it has been released. A remote attacker could exploit this flaw by enticing a user to visit a specially crafted HTML page, potentially allowing arbitrary code execution within the browser's sandbox environment.
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Description OSIDB Bzimport 2026-10-20 21:35:09 UTC
Use after free in Prompts in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Low)