Bug 2556580 (CVE-2026-113336)

Summary: CVE-2026-113336 chromium-browser: chromium-browser: Arbitrary code execution 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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Hardware: All   
OS: Linux   
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A flaw was found in the Compositing component of Chromium. A remote attacker could execute arbitrary code outside the browser's sandbox environment by tricking a user into visiting a specially crafted HTML page. This issue stems from a memory corruption vulnerability during page compositing.
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Bug Depends On: 2558579    
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Description OSIDB Bzimport 2026-10-20 21:44:25 UTC
Memory corruption in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)