CVE-2025-47813

Wing FTP Server Information Disclosure Vulnerability

Exploited in attacks Medium 4.3 Attack chance: 63%

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.

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

What 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.

Deadline for US federal agencies: March 30, 2026

Added to the CISA list: March 16, 2026
Published: July 10, 2025
Severity: Medium 4.3 CVSS 3.1
Chance of attacks in the next 30 days (EPSS): 63% in the top 0.8% of all known vulnerabilities
Weakness: CWE-209
More details: NVD · CVE.org · CISA

All references (3)

More exploited flaws from Wing FTP Server

Added	Vulnerability	Product	Severity	Attack chance
Jul 14, 2025	Improper Neutralization of Null Byte or NUL CharacterCVE-2025-47812	Wing FTP Server	Critical 10.0	94%

All of them →

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.