CVE-2026-14891

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.

CVSS v3 8.7 HIGH

8.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.3 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://discuss.hashicorp.com/t/hcsec-2026-21-nomad-vulnerable-to-sandbox-escape-in-docker-task-driver/77561

Configurations

No configuration.

History

08 Jul 2026, 20:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-08 20:16

Updated : 2026-07-09 16:29

NVD link : CVE-2026-14891

Mitre link : CVE-2026-14891

CVE.ORG link : CVE-2026-14891

JSON object : View

Products Affected

No product.

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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