{"id":"CVE-2026-6959","summary":"Nomad vulnerable to arbitrary file read/write on client host through 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":["GHSA-3934-423w-4jq3","GO-2026-5076"],"modified":"2026-07-15T01:49:10.023841868Z","published":"2026-05-12T18:59:09.029Z","database_specific":{"cna_assigner":"HashiCorp","cwe_ids":["CWE-59"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6959.json"},"references":[{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2026-14-nomad-arbitrary-file-read-write-on-client-host-through-symlink-attack/77416"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6959.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6959"},{"type":"PACKAGE","url":"https://github.com/hashicorp/nomad"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hashicorp/nomad","events":[{"introduced":"d77075ff2053cd2e23b6a0f8b09cd43424bed792"},{"fixed":"5c11f948ba7e9e709abf7f2ab7895ba5b44feb39"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0.9.0"},{"fixed":"2.0.1"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-6959.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"}]}