The IBM Worklight V188.8.131.52 fix pack is now available. See technote:
Upgrading Developer Edition:
If you have installed the free Worklight Developer Edition from either developerWorks or the Eclipse Marketplace, open up Eclipse and select Help-> Check for Updates.
Upgrading Consumer or Enterprise Editions:
If you have installed one of the paid versions of Worklight see Installing Fix Packs for IBM Worklight V5.0
Barbara Hampson, Manager, IBM Worklight