CVE-2024-7745: Multi-Factor Authentication Bypass in Progress WS_FTP Server

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-28 · updated 2026-06-17
Weakness: CWE-290

Description

In WS_FTP Server versions before 8.8.8 (2022.0.8), a Missing Critical Step in Multi-Factor Authentication of the Web Transfer Module allows users to skip the second-factor verification and log in with username and password only.

Affected products

Progress Software Corporation WS_FTP Server: before 8.8.8 — fixed in 8.8.8

How to fix

Upgrade to a fixed version: Progress Software Corporation WS_FTP Server 8.8.8. Check the vendor advisory for mitigations.

References

https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-August-2024
https://www.progress.com/ftp-server

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