webPromedium

Egg

compfest2026

Task: a CTFd-gated WordPress 7.0 site exposed almost no UI beyond an egg image and audio, plus several deliberate rabbit holes. Solution: bypass the gate cookie, evade a signature-based WAF, and run the wp2shell batch-route SQLi chain to create a temporary admin, upload a plugin shell, and read /flag.txt.

wordpress ctfd_gate rest_api route_confusion sqli privilege_escalation plugin_upload waf_bypass

ctfd_token_gate_bypasswordpress_batch_route_confusionsqli_waf_evasiontemporary_admin_creationplugin_upload_rce

$ ls tags/ techniques/

wordpress ctfd_gate rest_api route_confusion sqli privilege_escalation plugin_upload waf_bypass

ctfd_token_gate_bypasswordpress_batch_route_confusionsqli_waf_evasiontemporary_admin_creationplugin_upload_rce

Analysis

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

Permission denied (requires tier.pro)

Sign in to access full writeups

$sign in

$ cat writeup.md…

Sign in to access full writeups

Sign in to access full writeups

Similar writeups