CVE-2026-90867 PUBLISHED

Improper Access Control of Web Admin Console in Progress WS_FTP Server

Assigner: ProgressSoftware
Reserved: 14.09.2026 Published: 29.10.2026 Updated: 29.10.2026

Improper access control in the Web Admin console of Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could expose administrative functionality to remote authentication attempts.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Progress Software
Product	WS_FTP Server
Versions	Default: unaffected affected from 0 to 2024.0.7 (excl.) affected from 0 to 2025.0.4 (excl.)

Workarounds

Restrict network-level access to the Web Admin console to trusted administrative hosts and networks. Contact Progress Software Technical Support for guidance on available mitigations.

References

https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86IAA/view

Problem Types

CWE-284: Improper Access Control CWE

Impacts

Exploiting Incorrectly Configured Access Control Security Levels - allows access to functionality that should be restricted to a higher-privileged administrative role