CVE-2026-14891

Nomad vulnerable to sandbox escape in Docker task driver

Published Jul 8, 2026 CVSS 3.1 · 8.7 High EPSS < 1% KEV · Not listed
Description
HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver that may allow a job submitter to bind-mount a host path into a container even when volume bind mounts are disabled, potentially leading to reading and writing files on the host. This vulnerability, CVE-2026-14891, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
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': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver that may allow a job submitter to bind-mount a host path into a container even when volume bind mounts are disabled, potentially leading to reading and writing files on the host. This vulnerability, CVE-2026-14891, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
Title Nomad vulnerable to sandbox escape in Docker task driver
Weaknesses CWE-59
References
Metrics cvssV3_1

{'score': 8.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
HashiCorp
Published
Updated
Jul 9, 2026, 3:55 AM
Reserved
Jul 6, 2026, 6:05 PM
Status
Deferred
Published
Jul 8, 2026, 8:16 PM
Modified
Jul 9, 2026, 4:29 PM