CVE-2026-90867

Improper Access Control of Web Admin Console in Progress WS_FTP Server

8.1 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.40%Unchanged since Oct 30, 2026

What each source reports

CVE List Score used 8.1

Improper Access Control of Web Admin Console in Progress WS_FTP Server

Record: CVE-2026-90867
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-284
Updated: 2026-11-02

EUVDEUVD-2026-113024 8.1

Record: EUVD-2026-113024
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-6fmf-7mqv-8mvj 8.1

Improper access control in the Web Admin console of Progress Software WS_FTP Server versions...

Record: GHSA-6fmf-7mqv-8mvj
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-284
Updated: 2026-11-02

NVD 8.1

Record: CVE-2026-90867
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-284
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-90867 is a high vulnerability (CVSS 8.1) in Progress Software Ws Ftp Server, published October 29, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.