{
"id": "GHSA-3934-423w-4jq3",
"aliases": [
"CVE-2026-6959"
],
"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.",
"summary": "HashiCorp Nomad vulnerable to symlink attack",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.11.0-rc.1.0.20260512123500-2a09fd62c238"
}
]
}
],
"package": {
"name": "github.com/hashicorp/nomad",
"ecosystem": "Go"
}
}
],
"modified": "2026-05-19T15:39:41Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"
}
],
"published": "2026-05-12T21:31:35Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6959",
"type": "ADVISORY"
},
{
"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": "WEB"
},
{
"url": "https://github.com/hashicorp/nomad",
"type": "PACKAGE"
},
{
"url": "https://github.com/hashicorp/nomad/releases/tag/v2.0.1",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-59"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2026-05-12T20:16:46Z",
"github_reviewed_at": "2026-05-19T15:39:41Z"
}
}