Bug 2556885 (CVE-2026-113284)

Summary: CVE-2026-113284 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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OS: Linux   
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A flaw was found in chromium-browser. A remote attacker could potentially execute arbitrary code inside the application's restricted sandbox environment by tricking a user into viewing a specially crafted HTML page. This issue is caused by memory corruption during the processing of Extensible Markup Language (XML) content.
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Bug Depends On: 2558579    
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Description OSIDB Bzimport 2026-10-20 22:50:31 UTC
Memory corruption in XML in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)