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Known exploited vulnerability

CVE-2025-47813

mediumCVSS 3.1 4.3In CISA KEVEPSS 63%Published · wftpserver

The short answer

CVE-2025-47813 affects wftpserver Wing FTP Server and is rated medium (CVSS 4.3). CISA added it to the Known Exploited Vulnerabilities catalog on 2026-03-16: attackers are using it, so patch it first.

What it is

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.

Weakness: CWE-209.

Severity

4.3 medium

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

Exploited (CISA KEV)

Yes, since Mar 16, 2026

Federal due date Mar 30, 2026

EPSS, next 30 days

63%

Higher than 99% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
None
Availability impact
None

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.

Affected products

Wing FTP Server. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2025-47813 being exploited?

Yes. CISA added CVE-2025-47813 to its Known Exploited Vulnerabilities catalog on 2026-03-16, with a federal remediation due date of 2026-03-30.

How do I fix CVE-2025-47813?

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

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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