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

9.9CRITICAL

Key Information:

Vendor

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

What is CVE-2026-90868?

An OS command injection vulnerability exists in Progress Software's WS_FTP Server that targets specific versions. This flaw allows attackers to execute arbitrary commands on the server under particular configurations, posing significant security risks. Mitigating this vulnerability requires upgrading to the latest versions 2024.0.7 or 2025.0.4 to ensure adequate protection against potential exploits.

Affected Version(s)

WS_FTP Server Windows 0 < 2024.0.7

WS_FTP Server Windows 0 < 2025.0.4

References

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

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yash Kumar Kumawat (ykk0x)
.