CTF
2026.09.29 > SunshineCTF 2026
You Are Kidding Me
JWT key selection via a path-traversal kid reads a static file and forges an editor token.
Read Writeup CTF_ENTRY
JWT key selection via a path-traversal kid reads a static file and forges an editor token.
A filtered path traversal bypass turns a local file inclusion bug into a flag read.
Double URL encoding bypasses an absolute-path filter and enables local file read.
Path traversal in the mod build flow writes a Python codec payload and reaches server-side code execution.