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Wing Ftp Server CVE-2025-47813

| EUVDEUVD-2025-21020 MEDIUM
Error Message Information Leak (CWE-209)
2025-07-10 cve@mitre.org
4.3
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A10:2025 - Mishandling of Exceptional Conditions
ASVS 5.0
V16 - Security Logging and Error Handling Error message sanitization
MITRE ATT&CK

1 technique across 1 tactic: Discovery

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

Exposed information (credentials, internal paths, user data, configuration) can be leveraged for further attacks or regulatory violations. With a CVSS score of 4.3 (MEDIUM), this represents a moderate risk. This vulnerability is listed in the CISA Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild. Public exploit code is available, increasing the likelihood of exploitation.

Exploit ScenarioDerived

An attacker triggers error conditions or accesses improperly protected endpoints to extract sensitive internal information from the application.

Act Now Prioritize within 24-48h. Why: In CISA KEV with patch available.
Exploited in the wild (CISA KEV) Patch available 0.5% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 16, 2026

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.

Earlier versions of this analysis (1)
v1 Mar 16, 2026 - 06:52 CVSS 4.3

RemediationAI

Implement proper access controls. Sanitize error messages in production. Review logging practices to avoid capturing sensitive data.

Affected VersionsENISA

Wing FTP Server 0 <7.4.4

Affected Packages

euvd wing_ftp_server fix: 7.4.4

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Information disclosure occurs when an application inadvertently reveals sensitive data to unauthorized actors through error messages, logs, or improper access controls. This vulnerability is classified as Error Message Information Leak (CWE-209).

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 4.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

4
Patch available
Apr 16, 2026 - 05:29 EUVD
7.4.4
Added to CISA KEV
Mar 16, 2026 - 18:16 cisa
CISA KEV
PoC Detected
Mar 16, 2026 - 18:16 vuln.today
Public exploit code
CVE Published
Jul 10, 2025 - 17:15 nvd
MEDIUM 4.3

Executive ViewAI

Why It Matters

Organizations using Wing FTP Server should be aware of moderate risk from CVE-2025-47813 rated CVSS 4.3. Exploitation could compromise the security of affected deployments. This vulnerability is actively exploited in the wild (KEV-listed). Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: High
Compensating Controls

Apply vendor patch. If patching is delayed: restrict network access and enable monitoring.

Threat Intelligence Overview

EPSS Score
0.5%
Top 32% exploitable
Exploit
POC
Public exploit code exists
Data Quality
7 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV Yes
Public POC Yes
EPSS 0.5%
Patch available Yes
Active threat Yes
Deciding rule
In CISA KEV with patch available
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Out-of-Cycle
Exploitation· derived
Active
System Exposure· derived
Open
Automatable· derived
No
Human Impact
High

Priority Score

93
Low Medium High Critical
KEV: +50
EPSS: +1
CVSS: +22
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

CVE-2025-47812 CRITICAL POC
10.0 Jul 10

Wing FTP Server before 7.4.4 contains a critical remote code execution vulnerability (CVE-2025-47812, CVSS 10.0) through

CVE-2020-37032 HIGH POC
8.8 Jan 30

Wing FTP Server 6.3.8 contains a remote code execution vulnerability in its Lua-based web console that allows authentica

CVE-2026-44403 HIGH POC
8.6 May 12

Authenticated remote code execution in Wing FTP Server 8.1.2 lets a domain administrator inject arbitrary Lua code by ab

CVE-2019-25267 HIGH POC
7.8 Feb 05

Wing Ftp Server versions up to 6.0.7 contains a vulnerability that allows attackers to potentially execute arbitrary cod

CVE-2020-9470 HIGH POC
7.8 Mar 07

An issue was discovered in Wing FTP Server 6.2.5 before February 2020. Rated high severity (CVSS 7.8), this vulnerabilit

CVE-2020-8635 HIGH POC
7.8 Mar 07

Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on installation directories and configura

CVE-2020-8634 HIGH POC
7.8 Mar 07

Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on files modified within the HTTP file ma

CVE-2015-4108 MEDIUM POC
6.8 Jun 10

Multiple cross-site request forgery (CSRF) vulnerabilities in Wing FTP Server before 4.4.7 allow remote attackers to hij

CVE-2023-37881 HIGH
8.8 Sep 12

Weak access control in Wing FTP Server (Admin Web Client) allows for privilege escalation.2.0. Rated high severity (CVSS

CVE-2023-37878 HIGH
8.8 Sep 12

Insecure default permissions in Wing FTP Server (Admin Web Client) allows for privilege escalation.2.0. Rated high sever

CVE-2020-37079 MEDIUM POC
4.3 Feb 07

Wing FTP Server versions prior to 6.2.7 contain a cross-site request forgery (CSRF) vulnerability in the web administrat

CVE-2025-47811 MEDIUM POC
4.1 Jul 10

In Wing FTP Server through 7.4.4, the administrative web interface (listening by default on port 5466) runs as root or S

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