5.6.6 Harmony release notes
Warning
Jitterbit version 5.x is the legacy Jitterbit product. Jitterbit strongly recommends that all customers upgrade to Harmony.
Release notes – August 18, 2017
Studio
- Upgraded the Java Runtime Environment (JRE) bundled with the v5 Jitterbit Studio for macOS to version 8u121.
Server
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Fixed handling of empty SOAP headers so that the SOAP web service handler can now handle an empty SOAP header. 
- 
Upgraded the Java Runtime Environment (JRE) to version 8u121. 
- 
Upgraded Curl to version 7.51.0. 
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Upgraded the OpenSSL library to version 1.0.2k. 
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Upgraded the SSH library libssh2 to version 1.8.0. 
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Upgraded the Bouncy Castle library to version 138. 
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Upgraded the Apache Tomcat server to version 8.0.37. 
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Upgraded the Apache HTTP Server to version 2.4.25. 
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Upgraded the Apache Commons Codec library to version 1.10. 
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Upgraded the Apache Commons Collections library to version 3.2.2. 
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Upgraded several Apache HttpComponents libraries including HttpClient to 4.5.2 and HttpCore to 4.4.4. 
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Upgraded the Apache Xerces XML parser to version 3.1.4, which is compliant with Document Object Model (DOM) Level 3. This required a change to use "true" and "false" instead of "1" and "0" when generating the xsi:nil attribute. 
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Upgraded XercesImpl to version 2.11.0.SP4. 
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Upgraded the Apache Xalan-C library to version 1.11. 
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Upgraded Xerces-C to version 3.14 and Axis for Linux.