What is GHSA-5c56-jfhx-4gcm?

GHSA-5c56-jfhx-4gcm is a security advisory published by GitHub Security Advisories with High severity. HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver...

Which CVE IDs does GHSA-5c56-jfhx-4gcm cover?

GHSA-5c56-jfhx-4gcm covers the following CVE IDs: CVE-2026-14891. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5c56-jfhx-4gcm?

GHSA-5c56-jfhx-4gcm has a CVSS v3 base score of 8.7, published by GitHub Security Advisories.

GHSA-5c56-jfhx-4gcmHighCVSS 8.7

HashiCorp Nomad and Nomad Enterprise are vulnerable to a sandbox escape in the Docker task driver...

Vendor

GitHub Security Advisories

Published

July 8, 2026

Last Modified

July 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-14891 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-14891
https://discuss.hashicorp.com/t/hcsec-2026-21-nomad-vulnerable-to-sandbox-escape-in-docker-task-driver/77561
https://github.com/advisories/GHSA-5c56-jfhx-4gcm