CVE-2025-27889

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.

Score

CVSS 3.1 8.8 High

Status

Analyzed - cve@mitre.org

Published

2025-07-10

Last modified

2025-07-10

Weaknesses

CWE-15

Affected products

• Wing Ftp Server (Wftpserver)

References

• https://github.com/MrTuxracer/advisories/blob/master/CVEs/CVE-2025-27889.txt
• https://www.rcesecurity.com/2025/06/what-the-null-wing-ftp-server-rce-cve-2025-47812/
• https://www.wftpserver.com/wftpserver.htm