CVE-2012-0838: Apache Struts

High severity, CVSS 10.0. EPSS: 13.9% chance of exploitation in the next 30 days.

Apache Struts 2 before 2.2.3.1 evaluates a string as an OGNL expression during the handling of a conversion error, which allows remote attackers to modify run-time data values, and consequently execute arbitrary code, via invalid input to a field.

Affected products

• Apache Struts: from 2.0.0, up to and including 2.2.3

Published 2012-03-02. Last modified 2026-06-16.