{"id":"GHSA-3934-423w-4jq3","summary":"HashiCorp Nomad vulnerable to symlink attack","details":"HashiCorp Nomad and Nomad Enterprise prior to 2.0.1 are vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability (CVE-2026-6959) is fixed in Nomad 2.0.1, 1.11.5 and 1.10.11.","aliases":["CVE-2026-6959","GO-2026-5076"],"modified":"2026-06-25T18:56:31.356411140Z","published":"2026-05-12T21:31:35Z","database_specific":{"nvd_published_at":"2026-05-12T20:16:46Z","cwe_ids":["CWE-59"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2026-05-19T15:39:41Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6959"},{"type":"WEB","url":"https://github.com/hashicorp/nomad/commit/2a09fd62c23880ff306499ae03fe64628d82a23f"},{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2026-14-nomad-arbitrary-file-read-write-on-client-host-through-symlink-attack/77416"},{"type":"PACKAGE","url":"https://github.com/hashicorp/nomad"},{"type":"WEB","url":"https://github.com/hashicorp/nomad/releases/tag/v2.0.1"}],"affected":[{"package":{"name":"github.com/hashicorp/nomad","ecosystem":"Go","purl":"pkg:golang/github.com/hashicorp/nomad"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.11.0-rc.1.0.20260512123500-2a09fd62c238"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-3934-423w-4jq3/GHSA-3934-423w-4jq3.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"}]}