What is CVE-2019-14802?

CVE-2019-14802 is a medium-severity vulnerability in Hashicorp Nomad, classified under Information Disclosure. CVSS score: 5.3/10. Published 2022-12-26.

How severe is CVE-2019-14802?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Hashicorp Nomad

CVE-2019-14802

HashiCorp Nomad 0.5.0 through 0.9.4 (fixed in 0.9.5) reveals unintended environment variables to the rendering task during template rendering, aka GHSA-6hv3-7c34-4hx8. This applies to nomad/client/allocrunner/taskrunner/template.

Vulnerability class: Information Disclosure

Published 2022-12-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.006 (46.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Hashicorp Nomad

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.hashicorp.com/blog/category/nomad (Product, Vendor Advisory)
advisories.gitlab.com/advisory/advgo_github_com_hashicorp_nomad_client_allocrun… (Third Party Advisory)

Frequently asked questions

What is CVE-2019-14802?: CVE-2019-14802 is a medium-severity vulnerability in Hashicorp Nomad, classified under Information Disclosure. CVSS score: 5.3/10. Published 2022-12-26.
How severe is CVE-2019-14802?: Medium severity. CVSS v3 base score is 5.3 out of 10.