Patchfirst
CVE-2025-47813 KEVPublic exploit Medium · 4.3 EPSS 62.5%

Wing FTP Server Information Disclosure Vulnerability

Wing FTP Server · Wing FTP Server

Summary

The information disclosure flaw lives in the loginok.html component of Wing FTP Server, in versions before 7.4.4. An attacker with low-privilege access over the network can send a long value in the UID cookie to make the application disclose the full local installation path of the software, with no user interaction required.

Official description · NVD

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.

Breakdown
70.8 / 100
Exploited
Yes, in CISA KEV
Reports
0
Tactics
2/15

How an attack unfolds

Based on mappings. Select a step to see the evidence.
  1. How attackers get in

  2. What they do

First seen exploited 8 months after disclosure.

  1. Disclosedday 0
  2. First seen exploitedVulnCheck KEV evidenceAdded to CISA KEVEU database agrees+8 mo

CISA KEV listing is when exploitation was confirmed, not necessarily the first attack.

techniques

2 , grouped by in kill-chain order, 2 cited passages 2

ReconnaissanceTA0043

Gather Victim Host Information T1592 Medium
AI mapping from the description · primary impact

Reveals host and installation path information

discloses the full local installation path of the application
From the official description (NVD) Original (opens in a new tab) ↗

Initial AccessTA0001

Exploit Public-Facing Application T1190 Medium
AI mapping from the description · how it is exploited

Exploits a public-facing web application page

loginok.html in Wing FTP Server before 7.4.4 discloses the full local installation path
From the official description (NVD) Original (opens in a new tab) ↗

Detection

0 rules for this CVE · 149 general rules for its techniques

Rules for this CVE

0 that reference CVE-2025-47813 directly.

CVE-specific rules are not available in this build. Search SigmaHQ ↗

General rules for this CVE’s techniques

These detect the technique in general, not this specific vulnerability.

Sigma rules © SigmaHQ, Detection Rule License 1.1; linked, not reproduced.

What security researchers reported

Not named in any threat report yet

Also mentioned in 50 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

4 links, grouped by NVD tag
↑ ↓ chooseEnter openEsc close