CVE-2026-84295: Progress Software WS_FTP Server authentication bypass

CVE-2026-84295 · Severity: critical · CVSS 10 · Published 2026-10-29

WS_FTP Server is file transfer software used by organizations to securely exchange files. An authentication flaw allows unauthenticated attackers to bypass login controls and access sensitive data, including administrator credentials, potentially leading to full system compromise.

Technologies: Progress Software WS FTP Server. Vendors: Progress Software.

Quick answers

Is CVE-2026-84295 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-84295 being exploited in the wild.
How severe is CVE-2026-84295?
Critical severity, with a CVSS score of 10, published 29 October 2026.
Which products and versions are affected?
Progress Software WS FTP Server prior to 2024.0.6 and prior to 2025.0.3.
Is there a fix for CVE-2026-84295?
Yes: fixed in WS_FTP Server 2024.0.6, 2025.0.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-84295 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-84295?
Check whether you run Progress Software WS FTP Server at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: WS_FTP Server 2024.0.6, 2025.0.3

Technical details

The vulnerability is an improper authentication flaw in WS_FTP Server that allows unauthenticated remote access to sensitive information. An attacker on the network can exploit this to retrieve administrative credentials and other confidential data without providing valid authentication. The attack requires network access but no user interaction or prior authentication.

Affected products

  • Progress Software WS_FTP Server prior to 2024.0.6 and prior to 2025.0.3

Timeline

  • 2026-10-29: disclosed

References

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