Bug 2556611 (CVE-2026-113114)

Summary: CVE-2026-113114 chromium-browser: chromium-browser: arbitrary code execution inside sandbox via crafted HTML page
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 chromium-browser. The SignIn component is vulnerable to a use-after-free condition, where memory is accessed after it has been released. By enticing a user to visit a specially crafted HTML page, a remote attacker could exploit this vulnerability to execute arbitrary code within the browser's isolated sandbox environment.
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Description OSIDB Bzimport 2026-10-20 21:51:25 UTC
Use after free in SignIn 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)