Live › vulnerability › CVE-2012-0391
Go to dashboardApache Struts 2 before 2.2.3.1 has an input validation flaw in its ExceptionDelegator component. A remote attacker can send crafted input to execute code on the server.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Apache Struts 2 | vendor | – | – |
Unknown from the sources.
Upgrade Apache Struts 2 to 2.2.3.1 or later, per vendor instructions (CISA KEV required action).
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
The ExceptionDelegator component in Apache Struts before 2.2.3.1 interprets parameter values as OGNL expressions during certain exception handling for mismatched data types of properties, which allows remote attackers to execute arbitrary Java code via a crafted parameter.
This page as .md · .json · in your agent: get_signal("CVE-2012-0391")
CISA KEV catalog, Creative Commons 0 · EPSS scores by FIRST, used with attribution · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.