VDB

CVE-2026-27699

CVE-2026-27699 PUBLISHED CVSS 9.100000381469727 CRITICAL

The `basic-ftp` FTP client library for Node.js contains a path traversal vulnerability (CWE-22) in versions prior to 5.2.0 in the `downloadToDir()` method. A malicious FTP server can send directory listings with filenames containing path traversal sequences (`../`) that cause files to be written outside the intended download directory. Version 5.2.0 patches the issue.

EPSS 0.15% · 35.6th percentile

Risk Scores

CVSS v3.1
9.100000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS Score
0.15%
35.6th percentile

Affected Products

VendorProductVersions
patrickjuchlibasic-ftp*, < 5.2.0, 0
npmbasic-ftp0, 0, 0

Timeline

  • Feb 25, 2026 CVE Published
  • Feb 25, 2026 PoC Published
  • Feb 25, 2026 PoC Published
  • Feb 26, 2026 EPSS Score
  • Feb 26, 2026 PoC Published
  • Feb 26, 2026 PoC Published
  • Feb 27, 2026 EPSS Score
  • Mar 1, 2026 EPSS Score
  • Mar 2, 2026 EPSS Score
  • Mar 4, 2026 EPSS Score
  • Mar 5, 2026 EPSS Score
  • Mar 7, 2026 EPSS Score
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