{"id":"GHSA-8cj5-5rvv-wf4v","summary":"tar-fs can extract outside the specified dir with a specific tarball","details":"### Impact\n v3.0.8, v2.1.2, v1.16.4 and below\n\n### Patches\nHas been patched in 3.0.9, 2.1.3, and 1.16.5\n\n### Workarounds\nYou can use the ignore option to ignore non files/directories.\n\n```js\n  ignore (_, header) {\n    // pass files & directories, ignore e.g. symlinks\n    return header.type !== 'file' && header.type !== 'directory'\n  }\n```\n\n### Credit\nThank you Caleb Brown from Google Open Source Security Team for reporting this in detail.","aliases":["CVE-2025-48387"],"modified":"2026-07-17T20:58:45.795705150Z","published":"2025-06-03T06:14:25Z","related":["CVE-2025-48387"],"database_specific":{"github_reviewed_at":"2025-06-03T06:14:25Z","nvd_published_at":"2025-06-02T20:15:22Z","cwe_ids":["CWE-22"],"severity":"HIGH","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/google/security-research/security/advisories/GHSA-xrg4-qp5w-2c3w"},{"type":"WEB","url":"https://github.com/mafintosh/tar-fs/security/advisories/GHSA-8cj5-5rvv-wf4v"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-48387"},{"type":"WEB","url":"https://github.com/mafintosh/tar-fs/commit/647447b572bc135c41035e82ca7b894f02b17f0f"},{"type":"PACKAGE","url":"https://github.com/mafintosh/tar-fs"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00012.html"}],"affected":[{"package":{"name":"tar-fs","ecosystem":"npm","purl":"pkg:npm/tar-fs"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.16.5"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-8cj5-5rvv-wf4v/GHSA-8cj5-5rvv-wf4v.json"}},{"package":{"name":"tar-fs","ecosystem":"npm","purl":"pkg:npm/tar-fs"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"},{"fixed":"2.1.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-8cj5-5rvv-wf4v/GHSA-8cj5-5rvv-wf4v.json"}},{"package":{"name":"tar-fs","ecosystem":"npm","purl":"pkg:npm/tar-fs"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.0.9"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-8cj5-5rvv-wf4v/GHSA-8cj5-5rvv-wf4v.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"}]}