Wing FTP Server Information Disclosure Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM

4.3 / 10

Minimal Risk Critical

Vector Specification

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

Exploitation Likelihood

EPSS Prediction

20.42 %

Predictive Probability

Percentile Rank

95.5 th

Documented as more likely to be exploited than 95.5% of known CVEs.

Detection Date

Mar 16, 2026

Remediation Due

Mar 30, 2026

CISA Catalog Active

Threat Analysis

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

Remediation Directive

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

External Intelligence

https://www.wftpserver.com/serverhistory.htm

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2025-47813