Is there a public exploit for CVE-2026-90862?

No public exploit for CVE-2026-90862 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-90862?

CVE-2026-90862 scores CVSS 4.3 (v3.1), rated medium.

4.3 Medium

Improper authentication in the Web Transfer Module of Progress Software WSFTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows…

CVE-2026-90862

Improper authentication in the Web Transfer Module of Progress Software WSFTP 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.

Assessment

CVSS: 4.3 (v3.1)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 29 October 2026
Last updated: 30 October 2026
Weakness: CWE-287, CWE-308
Assigner: security@progress.com

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

At the source

References

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

Community proofs of concept

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