CVE-2026-90865criticalCWE-78CWE-88

CVE-2026-90865: critical vulnerability in Progress Software WS_FTP Server

Command Injection via FTP Notification Variables in Progress WS_FTP Server

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9epss 1.1%
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected products
Progress Software · WS_FTP Server
Related CVEs — Progress Software WS_FTP Server

In the same product, most dangerous first.

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