CVE-2026-6959

Nomad vulnerable to arbitrary file read/write on client host through symlink attack

Published May 12, 2026 CVSS 3.1 · 6 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-3934-423w-4jq3 HashiCorp Nomad vulnerable to symlink attack
History
Type Values Removed Values Added
First Time appeared Hashicorp
Hashicorp nomad
Hashicorp nomad Enterprise
Vendors & Products Hashicorp
Hashicorp nomad
Hashicorp nomad Enterprise
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Nomad vulnerable to arbitrary file read/write on client host through symlink attack
Weaknesses CWE-59
References
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
HashiCorp
Published
Updated
May 12, 2026, 8:16 PM
Reserved
Apr 24, 2026, 2:29 PM
Status
Deferred
Published
May 12, 2026, 8:16 PM
Modified
Oct 26, 2026, 5:10 PM