Release: DX UIM 23.4.7
Core Probes: Log4j 2.25.4 was released on March 28, following the March 9 release of 23.4 CU7. Consequently, the core probes currently use Log4j 2.25.3.
Regarding the Log4j 2.25.3 remediation for UIM core probes, this will be addressed in CU8. Other probes will be remediated as part of their standard release cycle. CU8 release is scheduled tentatively for the end of June.