Wing FTP Server vulnerabilities

3 known vulnerabilities in Wing FTP Server from Wftpserver. 2 are rated high or critical, and 2 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 4.3 Medium severity

  Wing FTP Server Information Disclosure Exploited

  CVE-2025-47813Jul 10, 2025WftpserverEPSS 63.2%

  loginok.html in Wing FTP Server before 7.4.4 discloses the full local installation path of the application when using a long value in the UID cookie.

• 10.0 Critical severity

  Wing FTP Server Improper Neutralization of Null Byte or NUL Character Exploited

  CVE-2025-47812Jul 10, 2025WftpserverEPSS 93.9%

  In Wing FTP Server before 7.4.4. the user and admin web interfaces mishandle '\0' bytes, ultimately allowing injection of arbitrary Lua code into user session files. This can be used to execute arbitrary system commands with the privileges of the FTP service (

• 8.8 High severity

  Wing FTP Server: External Control of System or Configuration Setting

  CVE-2025-27889Jul 10, 2025Wftpserver

  Wing FTP Server before 7.4.4 does not properly validate and sanitize the url parameter of the downloadpass.html endpoint, allowing injection of an arbitrary link. If a user clicks a crafted link, this discloses a cleartext password to the attacker.