CVE-2005-0452: Microsoft ASP.NET

Medium severity, CVSS 4.3. EPSS: 23.4% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in Microsoft ASP.NET (.Net) 1.0 and 1.1 to SP1 allow remote attackers to inject arbitrary HTML or web script via Unicode representations for ASCII fullwidth characters that are converted to normal ASCII characters, including ">" and "<".

Affected products

• Microsoft ASP.NET: version 1.0 only; version 1.1 only

Published 2005-02-16. Last modified 2026-06-16.