filelock
HighPyPICVE-2026-112940
What to do
Update filelock to 4.2.1 or later.
pip install "filelock>=4.2.1"
A path traversal flaw affects the PyPI package filelock. Affected versions: >= 3.20.4, <= 4.2.0. Fixed from version 4.2.1. CVSS score 7.1.
What the flaw allows: Files outside the intended scope can be read or written.
- Package
- filelock
- Ecosystem
- PyPI (Python)
- Class
- Path traversal
- Affected versions
- >= 3.20.4, <= 4.2.0
- CVSS
- 7.1
- Published on
- October 23, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.