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Wing FTP Server

Wing FTP Server Information Disclosure Vulnerability

CVE-2025-47813

What this means

This is rated medium severity (4.3 out of 10). It is on the known-exploited catalogue, which means attacks using it have already been seen. Ask IT whether Wftpserver Wing Ftp Server is in your estate.

Full vendor 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.

Scoring and exploitation

4.3/ 10
CVSS 3.1 base scoreMedium

Exploitable over the network with a low-privilege account, and no one has to click or open anything. Low impact on confidentiality.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitability

Longer bar: easier to attack

Attack vectorNetworkAV:N
Attack complexityLowAC:L
Privileges requiredLowPR:L
User interactionNoneUI:N
ScopeUnchangedS:U

Impact

Longer bar: more harm

ConfidentialityLowC:L
IntegrityNoneI:N
AvailabilityNoneA:N
Elevated attack likelihood (~62.5% in 30 days)Model estimate (): a probability signal, not confirmed exploitation
Exploited in the wild
Yes — confirmed exploitation (US CISA )
Not reported
Listed product
Wing FTP Server

Weaknesses

CWE-209

Affected products ()

  • Wftpserver Wing Ftp Server
Show the raw CPE strings (1)
  • cpe:2.3:a:wftpserver:wing_ftp_server:*:*:*:*:*:*:*:*

References

4 links from the CVE record, grouped by site.

Related feed events

  • Wing FTP Server Information Disclosure Vulnerability

    Type Vulnerability

    Wing FTP Server contains a generation of error message containing sensitive information vulnerability when using a long value in the UID cookie. Known-exploited catalogue reports exploitation in the wild.

    Next step: Confirm whether Wing FTP Server is in your estate.

    Who's reporting

    1 of 3 perspectives

    Official authority: Official 1Vendor statement missing. no VendorResearcher coverage missing. no Researcher1 signal

    Only official coverage so far. Treat as an early signal.

    Wing FTP Server
    CVE-2025-47813