#VU112272 Input validation error in Wing FTP Server - CVE-2025-47812

Vulnerability identifier: #VU112272

Vulnerability risk: Medium

CVSSv4.0: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2025-47812

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Wing FTP Server
Server applications / File servers (FTP/HTTP)

Vendor: Wing FTP Server

Description

The vulnerability allows a remote user to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated user can perform certain actions and execute arbitrary code with elevated privileges. 

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Wing FTP Server: 3.0.0 - 7.4.3

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External links
https://www.wftpserver.com/serverhistory.htm

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.