๐Ÿ” CVE Alert

CVE-2026-14373

HIGH 7.7

Nomad Docker driver Linux host namespace bypass

CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th

HashiCorp Nomad and Nomad Enterprise did not enforce the allow_privileged restriction for the Docker task driver's host namespace mode options. This may allow an authenticated job submitter to run a container in a host namespace and access information belonging to the host or to other workloads on the same client. This vulnerability, CVE-2026-14373, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.

CWE CWE-862
Vendor hashicorp
Product nomad
Published Jul 8, 2026
Last Updated Jul 8, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

HashiCorp / Nomad
0.4.1 < 2.0.4
HashiCorp / Nomad Enterprise
0.4.1 < 2.0.4

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
discuss.hashicorp.com: https://discuss.hashicorp.com/t/hcsec-2026-19-nomad-docker-driver-vulnerable-to-host-namespace-bypass-on-linux/77557

Credits

This issue was reported to HashiCorp by Deniz Onur Duzgun (@dduzgun-security).