CVE-2026-90865 Command Injection via FTP Notification Variables in Progress WS_FTP Server

CriticalCVSS 9.0 EPSS 1.1%

Published: 2026-10-29 17:51
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 with elevated privileges 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

9.0 Critical

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

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

All scores (2)

v3.1 9.0 · progresssoftware
v3.1 9.0 · security@progress.com

Weakness & likelihood

EPSS (exploitation probability, 30 days): 1.14% (percentile 67.1)
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.