CVE-2026-14896

MEDIUM

Nomad vulnerable to cross-namespace host volume claim deletion

Title source: cna

Description

HashiCorp Nomad and Nomad Enterprise are vulnerable to a cross-namespace authorization bypass in the dynamic host volumes feature that may allow an operator holding the host volume delete permission in one namespace to delete a sticky volume claim belonging to a job in another namespace. This vulnerability, CVE-2026-14896, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.

References (1)

Core 1

Core References

https://discuss.hashicorp.com/t/hcsec-2026-22-nomad-vulnerable-to-cross-namespace-host-volume-claim-deletion/77562

Scores

CVSS v3 4.2

EPSS 0.0016

EPSS Percentile 5.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-863

Status published

Products (2)

HashiCorp/Nomad 0.4.1 - 2.0.4

HashiCorp/Nomad Enterprise 0.4.1 - 2.0.4

Published Jul 08, 2026

Tracked Since Jul 09, 2026