Cohort on HackTheBox — By BitR1FT
Exploiting SSRF filter bypasses, discovering internal vhosts, and chaining Marimo RCE with a PackageKit TOCTOU race condition. Continue reading on Medium »
🎯 Vulnerability: Server-Side Request Forgery (SSRF)
💡 Defense Fix: Enforce URL whitelisting, block private IP ranges (10.0.0.0/8, 169.254.169.254), and mandate AWS IMDSv2 headers.