CVE-2025-47813
Wing FTP Server Information Disclosure Vulnerability
Wing FTP Server Wing FTP ServerNetwork & edge
CVSS
4.3MediumExploit odds (EPSS)62.5%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA KEV
What fixes it
- 7.4.4Wing FTP ServerCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Timeline
Public exploit code and templates 1
- Scanner templateWing FTP Server <= 7.4.3 - Path Disclosure via Overlong UID CookieNuclei
Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.
Description
Wing FTP Server contains a generation of error message containing sensitive information vulnerability when using a long value in the UID cookie.
Text from CVE List
Affected versions 1
- Wing FTP Serveraffected: all versions before 7.4.4CVE List
References 6
- rcesecurity.com/2025/06/what-the-null-wing-ftp-server-rce-cve-2025-47812/Advisoryvia CVE List
- github.com/MrTuxracer/advisories/blob/master/CVEs/CVE-2025-47813.txtAdvisoryvia CVE List
- wftpserver.com/serverhistory.htmReferencevia CISA KEV
- nvd.nist.gov/vuln/detail/CVE-2025-47813Referencevia CISA KEV
- wftpserver.com/Referencevia CVE List
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-47813Referencevia CVE List