Exploitation

ysoserial / ysoserial.net

Generate payloads for exploiting unsafe Java/.NET deserialization.

advanced

Linux

Windows

Exploitation

Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.

Confirmed deserialization gadget chains on Java or .NET apps.

Select gadget chain; generate payload; deliver via vulnerable parameter.

Deserialization remains a critical class of RCE bugs.

Commands & usage

java -jar ysoserial.jar CommonsCollections1 'id' > payload.bin

Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.

SearchSploit (Exploit-DB)

Offline search of Exploit Database scripts and advisories.

msfvenom

Payload generator/encoder from Metasploit project.