HashiCorp Nomad vulnerable to symlink attack
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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-6959US | — | — | ||
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 vuln… | ||||
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references
External citations — patches, advisories, analysis.
- https://discuss.hashicorp.com/t/hcsec-2026-14-nomad-arbitrary-file-read-write-on-client-host-through-symlink-attack/77416WEB
- https://github.com/hashicorp/nomadPACKAGE
- https://github.com/hashicorp/nomad/commit/2a09fd62c23880ff306499ae03fe64628d82a23fWEB
- https://github.com/hashicorp/nomad/releases/tag/v2.0.1WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-6959ADVISORY
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