CVE-2026-6959: HashiCorp Nomad vulnerable to symlink attack
(updated )
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.
References
- discuss.hashicorp.com/t/hcsec-2026-14-nomad-arbitrary-file-read-write-on-client-host-through-symlink-attack/77416
- github.com/advisories/GHSA-3934-423w-4jq3
- github.com/hashicorp/nomad/commit/2a09fd62c23880ff306499ae03fe64628d82a23f
- github.com/hashicorp/nomad/releases/tag/v2.0.1
- nvd.nist.gov/vuln/detail/CVE-2026-6959
Code Behaviors & Features
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