Codem-chat.rar

If the challenge is a "White Box" (source code provided), we look for common vulnerabilities in the chat logic:

Found a .git folder inside the RAR? Use a tool like GitTools to recover deleted commits that might contain the flag. codem-chat.rar

The provided file is a . After downloading, the first step is to check its contents without fully extracting to see the file structure. Command: unrar l codem-chat.rar If the challenge is a "White Box" (source

In Node.js chat apps, check if the merge or clone functions are used on user-provided JSON, which could lead to Remote Code Execution (RCE). codem-chat.rar

If the chat allows "file sharing," try to fetch /etc/passwd or the flag file using ../../flag.txt . 4. Conclusion & Flag