{"action":"Upgrade python-dotenv to 1.2.2 or later.","affected":[{"fixed":"1.2.2","introduced":"0"}],"component":"python-dotenv","cve_ids":["CVE-2026-28684"],"ecosystem":"PyPI","epss":0.00252,"exploited":false,"fixed_versions":["1.2.2"],"ghsa_id":"GHSA-mf9w-mj56-hr94","id":"tcs_01M5KFQY2B6P3P9J4YGRZJPPS3","modified_at":"2026-09-10T03:51:02.363430883Z","published_at":"2026-04-21T14:38:57Z","references":["https://osv.dev/vulnerability/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"],"severity":{"label":"medium","score":6.6},"sources":[{"source":"osv","source_id":"GHSA-mf9w-mj56-hr94","url":"https://osv.dev/vulnerability/GHSA-mf9w-mj56-hr94"}],"summary":"python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback"}