webPromedium

Lab 75 — StayNest — Stored XSS in Hotel Booking Form

hackadvisor

Task: hotel booking platform where admin reviews bookings, HttpOnly cookie blocks external exfiltration. Solution: stored XSS in special_requests field exploits unescaped EJS in admin panel, uses internal unauthenticated API to exfiltrate flag.

nodejs ejs xss stored_xss express admin_bot httponly_bypass booking_form

stored_xss_injectionhttponly_cookie_bypassinternal_api_exfiltrationadmin_panel_exploitation

$ ls tags/ techniques/

nodejs ejs xss stored_xss express admin_bot httponly_bypass booking_form

stored_xss_injectionhttponly_cookie_bypassinternal_api_exfiltrationadmin_panel_exploitation

Analysis

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$ 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.

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