CVE-2010-1459: Mono

Medium severity, CVSS 4.3. EPSS: 1.9% chance of exploitation in the next 30 days.

The default configuration of ASP.NET in Mono before 2.6.4 has a value of FALSE for the EnableViewStateMac property, which allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by the __VIEWSTATE parameter to 2.0/menu/menu1.aspx in the XSP sample project.

Affected products

• Mono Mono: version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.4 only; version 1.0.5 only; version 1.0.6 only; …

Published 2010-05-27. Last modified 2026-06-16.