The new bundle patch set for Oracle Business Intelligence Enterprise Edition and Oracle Exalytics OBIEE 188.8.131.52.140527 was released recently.
Detailed patch description on Oracle Support: OBIEE 11g 184.108.40.206.140527 Bundle Patch is Available for Oracle Business Intelligence Enterprise Edition and Exalytics.
Further information on the current bundle patch respectively on OBIEE 11g patch sets:
OBIEE 11g: Bugs Fixed in 220.127.116.11.140527
OBIEE 11g: Required and Recommended Bundle Patches and Patch Sets
Overview of Available Update Patches for Oracle BI Publisher Enterprise 11g