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CVE-2025-52691 PoC — Upload Arbitrary Files

Source
Associated Vulnerability
Title:Upload Arbitrary Files (CVE-2025-52691)
Description:Successful exploitation of the vulnerability could allow an unauthenticated attacker to upload arbitrary files to any location on the mail server, potentially enabling remote code execution.
Description
An enhanced proof-of-concept exploit for CVE-2025-52691 (SmarterMail Arbitrary File Upload RCE) with APT-level features like stealth obfuscation, persistence, exfiltration, and interactive mode. For educational and authorized testing only. Credits to the original PoC by yt2w/CVE-2025-52691.
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