Vulnerability · Published Oct 29, 2026 · Assigned by HashiCorp
CVE-2026-119168Nomad allocation data migration may allow host directory permission modification via symlink following
High 8.8
In plain English
A high-severity security flaw in Nomad from HashiCorp. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Official description
HashiCorp Nomad and Nomad Enterprise are vulnerable to symlink following during same-client allocation data migration that may allow a malicious workload to change permissions and ownership of host directories. This could allow unauthorized access to host data or modification of host files, potentially leading to privilege escalation. This vulnerability (CVE-2026-119168) is fixed in Nomad 2.1.1 and Nomad Enterprise 2.1.0, 1.11.12, and 1.10.18.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| HashiCorp | Nomad | 0.5.3 – before 2.1.1 |
| HashiCorp | Nomad Enterprise | 0.5.3 – before 2.1.0 |
Weakness: CWE-59 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H