webmedium
RiceMatch
duckerz
Task: Telegram Mini App (Tinder-style) with Flask/Jinja2 backend, user profile cards rendered server-side. Solution: SSTI via Telegram first_name field - changed name to Jinja2 payload, Telegram signed it in initData, server rendered it without escaping, leaked FLAG from environment variables.
$ ls tags/ techniques/
ssti_jinja2lipsum_globals_rcetelegram_firstname_injectionrender_template_string_abuseenv_variable_leak
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