medium.com/tag/ctf-writeup· Sep 29, 2026· by Zetroc Leirbag

The Hidden Sunflowers — OSINT Industries CTF Writeup

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Source material: a 7-second social media clip shot from a car window, showing a sunflower field and almost nothing else. Continue reading on Medium »
🎯 Vulnerability: Remote Code Execution (RCE)
💡 Defense Fix: Avoid executing shell commands via system(). Use parameterized APIs and strict input sanitization.
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