Wing FTP Server Information Disclosure Vulnerability
Wing FTP Server contains a generation of error message containing sensitive information vulnerability when using a long value in the UID cookie.
A remote attacker, with a low-privilege account, can achieve partial data exposure. Federal agencies are required to remediate by 2026-03-30 under CISA BOD 22-01.
This is a Software Vulnerability (CWE-209) (CWE-209) vulnerability in Wing FTP Server Wing FTP Server. 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. Exploitation requires remote network access, low attack complexity, a low-privilege authenticated account, and no user interaction required.
Probably yes if any of these apply:
Active exploitation documented in the wild. Threat-research write-up: https://github.com/MrTuxracer/advisories/blob/master/CVEs/CVE-2025-47813.txt
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA 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.
References
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References