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Buffer overflow in Microsoft Internet Information Services (IIS) 7.5, when FastCGI is enabled, allows remote attackers to execute arbitrary code via crafted headers in a request, aka "Request Header Buffer Overflow Vulnerability."
Use CWE-119, Microsoft vendor hub and Internet Information Services product page to widen CVE-2010-2730 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2017-7269, CVE-2010-3972 and CVE-2009-1122 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.