Microsoft Silverlight 5, and 5 Developer Runtime, before 5.1.20125.0 does not properly validate pointers during HTML object rendering, which allows remote attackers to execute arbitrary code via a crafted Silverlight application, aka "Silverlight Double Dereference Vulnerability."
Use Microsoft vendor hub and Silverlight product page to widen CVE-2013-0074 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2016-0034, CVE-2015-6166 and CVE-2015-6108 for nearby disclosures in the same product family. Additional editorial context is available in Weekly Security Roundup: Navigating the April 2026 Threat Landscape and Critical Framework Exploits.