CVE-2026-90862 — MEDIUM (4.3)

Vulnerability Description

Improper authentication in the Web Transfer Module of Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could allow an attacker with a user’s password to access certain files associated with that account without satisfying multi-factor authentication requirements.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-308 CWE-287

References

https://progress.lightning.force.com/lightning/r/Knowledge__kav/ka7Pb000001vl86I

FAQ

What is CVE-2026-90862?

CVE-2026-90862 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Improper authentication in the Web Transfer Module of Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could allow an attacker with a user’s password to access certai...

How severe is CVE-2026-90862?

CVE-2026-90862 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-90862?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.