{"id":"CVE-2026-121448","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-121448","summary":"Dockhand before 1.0.54 contains a path traversal vulnerability that allows authenticated users to read, overwrite, and delete .env files outside the stacks root by double-encoding the…","details":"Dockhand before 1.0.54 contains a path traversal vulnerability that allows authenticated users to read, overwrite, and delete .env files outside the stacks root by double-encoding the stack name. Attackers can send %252e%252e sequences to /api/stacks/[name]/env/raw to disclose cross-environment secrets, write into protected directories, or poison deployment variables.","published":"2026-11-03T15:17:37.227","modified":"2026-11-03T15:17:37.227","cvss":{"score":8.3,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/Finsys/dockhand/security/advisories/GHSA-q2vc-4qcx-2vm6"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/dockhand-before-1.0.54-path-traversal-via-stack-environment-routes"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-11-03T15:17:37.227"}}