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CVE-2026-90871EUVD-2026-113028

Path Traversal Leading to File Deletion in Ad Hoc Transfer and Web Transfer in Progress WS_FTP Server

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2024.0.7, 2025.0.4
None on Exploit-DB, Metasploit or GitHub

Summary

The vulnerability affects Progress Software's WS_FTP Server on Windows, specifically its Ad Hoc Transfer and Web Transfer components. An unauthenticated attacker could exploit it to delete files outside the directories the server is meant to restrict access to.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

Improper limitation of a pathname to a restricted directory in Progress Software WS_FTP Server versions prior to 2024.0.7 and 2025.0.4 on Windows could allow an unauthenticated attacker to affect files outside the intended directory.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Progress Software WS_FTP Server

    fixed in 2024.0.7; fixed in 2025.0.4

References 1

progress.lightning.force.com