CVE-2026-90868 OS Command Injection in Progress WS_FTP Server

CriticalCVSS 9.9 EPSS 1.5%

Published: 2026-10-29 17:53
Updated: 2026-10-30 20:18
Exploit status: No public exploit known

Description

An OS command injection vulnerability in Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could allow arbitrary command execution under certain configurations.

Affected products

Product	Affected versions	Fixed in
Progress Software WS_FTP Server	< 2024.0.7	2024.0.7
Progress Software WS_FTP Server	< 2025.0.4	2025.0.4

References

progress.lightning.force.com vendor-advisory

CVSS v3.1

9.9 Critical

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

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

All scores (2)

v3.1 9.9 · progresssoftware
v3.1 9.9 · security@progress.com

Weakness & likelihood

EPSS (exploitation probability, 30 days): 1.49% (percentile 74.5)
CWE: CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.