THREATPORT/VULNERABILITY/CVE-2025-47811
MEDIUM SEVERITY

CVE-2025-47811

Wing Ftp Server vulnerability

CVSS
4.1
EPSS
3.5%
EPSS pct
88th
Exploited
No known
In Wing FTP Server through 7.4.4, the administrative web interface (listening by default on port 5466) runs as root or SYSTEM by default. The web application itself offers several legitimate ways to execute arbitrary system commands (i.e., through the web console or the task scheduler), and they are automatically executed in the highest possible privilege context. Because administrative users of the web interface are not necessarily also system administrators, one might argue that this is a privilege escalation. (If a privileged application role is not available to an attacker, CVE-2025-47812 can be leveraged.) NOTE: the vendor reportedly considers this behavior "fine to keep."
Affected vendor
Wftpserver
Affected product
Wing Ftp Server
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N
Weakness type (CWE)
Published
2025-07-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring high privileges, no user interaction. Successful exploitation leads to low impact to integrity.

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2025-47811

  • Confirm whether Wftpserver Wing Ftp Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2025-47811.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-47811

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