Ysoserial-0.0.4-all.jar Download [portable] • Verified & Ultimate

A specific historical link for the 0.0.4 JAR was previously documented on

The version you're looking for, 0.0.4 , might not be the latest, but it still contains useful payloads for exploitation. To download it: ysoserial-0.0.4-all.jar download

Replace "command" with the command you wish to execute on the vulnerable system, and adjust the gadget (in this case, CommonsCollections2 ) according to the target application's dependencies and the vulnerability. A specific historical link for the 0