CVE-2026-44403 — Wing FTP Server < 8.1.3 Authenticated Remote Code Execution via Session Serialization
Wing FTP Server before 8.1.3 contains an authenticated remote code execution vulnerability in the session serialization mechanism that allows authenticated administrators to inj…
Published: 2026-05-12 · CVSS: 8.6 · CVSS 4.0
Wing FTP Server before 8.1.3 contains an authenticated remote code execution vulnerability in the session serialization mechanism that allows authenticated administrators to inject arbitrary Lua code through the domain admin mydirectory field. Attackers can exploit unsafe serialization of session values into Lua source code without proper escaping of closing delimiters, causing the injected code to be executed when the poisoned session is loaded via loadfile().
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7