PyPI/python-dotenv CVE-2026-28684: medium 6.6, EPSS 0.25%
python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback
Action: Upgrade python-dotenv to 1.2.2 or later.
pip install python-dotenv==1.2.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.2.2 | - |
Fixed versions
| 1.2.2 |
Sources
- osv: GHSA-mf9w-mj56-hr94
- https://github.com/theskumar/python-dotenv/security/advisories/GHSA-mf9w-mj56-hr94
- https://nvd.nist.gov/vuln/detail/CVE-2026-28684
- https://github.com/theskumar/python-dotenv/commit/790c5c02991100aa1bf41ee5330aca75edc51311
- https://github.com/theskumar/python-dotenv/commit/790c5c02991100aa1bf41ee5330aca75edc51311.patch
- https://github.com/theskumar/python-dotenv
- https://github.com/theskumar/python-dotenv/releases/tag/v1.2.2
CVE-2026-28684 · published · modified · JSON