CVE-2026-6959

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.

Score

CVSS 3.1 6.0 Medium

Status

Deferred - security@hashicorp.com

Published

2026-05-12

Last modified

2026-10-26

Weaknesses

CWE-59

Affected products

• Nomad (Hashicorp)
• Nomad Enterprise (Hashicorp)

References

• https://discuss.hashicorp.com/t/hcsec-2026-14-nomad-arbitrary-file-read-write-on-client-host-through-symlink-attack/774…