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These are the notes for the Struts 2.5.17 distribution.

For prior notes in this release series, see Version Notes 2.5.16

If you are a Maven user, you might want to get started using the Maven Archetype.

<dependency>
  <groupId>org.apache.struts</groupId>
  <artifactId>struts2-core</artifactId>
  <version>2.5.17</version>
</dependency>

You can also use Struts Archetype Catalog like below

mvn archetype:generate -DarchetypeCatalog=http://struts.apache.org/

<repositories>
  <repository>
    <id>apache.nexus</id>
    <name>ASF Nexus Staging</name>
    <url>https://repository.apache.org/content/groups/staging/</url>
  </repository>
</repositories>

Internal Changes

Possible Remote Code Execution when using results with no namespace and in same time, its upper action(s) have no or wildcard namespace. Same possibility when using url tag which doesn’t have value and action set, see S2-057
Critical overall proactive security improvements

Dependency

[WW-4950] - Upgrade Jackson libs to 2.9.5

This release contains critical overall proactive security improvements in addition to fixes related to S2-057 (please read it carefully also!).

Issue Detail

JIRA Release Notes 2.5.17