CVE-2012-0393: Apache Struts

Medium severity, CVSS 6.4. EPSS: 36.3% chance of exploitation in the next 30 days.

The ParameterInterceptor component in Apache Struts before 2.3.1.1 does not prevent access to public constructors, which allows remote attackers to create or overwrite arbitrary files via a crafted parameter that triggers the creation of a Java object.

Affected products

• Apache Struts: from 2.1.0, before 2.3.1.1 (fixed in 2.3.1.1)

Published 2012-01-08. Last modified 2026-06-16.