CVE-2025-47813

Wing FTP Server: Information Disclosure

As of , CVE-2025-47813 in Wing FTP Server is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.

Exploited
Yes: CISA listed it on 16 March 2026
US federal deadline
30 March 202614 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.63Higher than 99% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: www.wftpserver.comLinks below, from CISA's entry.

What CISA says to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA's required action

What the flaw is

Wing FTP Server contains a generation of error message containing sensitive information vulnerability when using a long value in the UID cookie.

CISA's description

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.

The CVE record's description, from mitre

CVE published
10 July 2025
Assigned by
mitre
CVSS
4.3 Medium (CVSS 3.1, from the CNA)
CWE-209
Generation of Error Message Containing Sensitive Information
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.

Wing FTP Server: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2025-47812Improper Neutralization of Null Byte or NUL CharacterWing FTP Server Wing FTP ServerPatch this weekMetasploit module; EPSS 0.930.93

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