CVE-2026-90867 Progress Software WS_FTP Server - Broken Access Control

Progress Software WS_FTP Server < 2024.0.7 and < 2025.0.4 on Windows contains an improper access control vulnerability in the Web Admin console, letting remote attackers access administrative functionality, exploit requires authentication.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.40% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
29 October 2026
Updated
31 October 2026
Weakness
CWE-284

Vendor fix

Update to versions 2024.0.7 or 2025.0.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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