Advisoriesby IbisNomadGHSA-3934-423w-4jq3
HashiCorp Nomad vulnerable to symlink attack
Fix: upgrade to 1.11.0-rc.1.0.20260512123500-2a09fd62c238 or later
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| github.com/hashicorp/nomad Go | < 1.11.0-rc.1.0.20260512123500-2a09fd62c238 | 1.11.0-rc.1.0.20260512123500-2a09fd62c238 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N
- Severity from
- GitHub (reviewed advisory)
- Weakness
- CWE-59
- Also known as
- CVE-2026-6959, GO-2026-5076
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