webPromedium

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hackerlab

Task: Web app with subscription-based content and report functionality. Solution: Stored XSS via log injection with two-stage attack - create XSS payload in log, then trigger admin bot to visit it and exfiltrate cookies via webhook.

flask xss python stored_xss cookie_stealing werkzeug bot_exploitation two_stage_attack webhook log_injection html_injection admin_bot

Stored XSS via log file injectionTwo-stage XSS exploitation (create payload, trigger bot)Cookie exfiltration via external webhookAdmin bot exploitation

$ ls tags/ techniques/

flask xss python stored_xss cookie_stealing werkzeug bot_exploitation two_stage_attack webhook log_injection html_injection admin_bot

Stored XSS via log file injectionTwo-stage XSS exploitation (create payload, trigger bot)Cookie exfiltration via external webhookAdmin bot exploitation

Analysis

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

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