Improper Authentication in Progress Software WS_FTP Server Vulnerability
CVE-2026-84295

10CRITICAL

Key Information:

Vendor

Progress Software
Status
Ws Ftp Server
Vendor
CVE Published:
29 October 2026

What is CVE-2026-84295?

A vulnerability in Progress Software's WS_FTP Server versions prior to 2024.0.6 and 2025.0.3 on Windows enables unauthenticated remote attackers to exploit improper authentication methods, potentially gaining unauthorized access to sensitive information, including administrative credentials.

Affected Version(s)

WS_FTP Server Windows 0 < 2024.0.6

WS_FTP Server Windows 0 < 2025.0.3

References

https://progress.lightning.force.com/lightning/r/Knowledg...
vendor-advisory

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Luu Tien Thanh (thalu93)
.