What is CVE-2019-12618?

CVE-2019-12618 is a critical-severity vulnerability in Hashicorp Nomad, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2019-08-12.

How severe is CVE-2019-12618?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Privilege escalation in Hashicorp Nomad

CVE-2019-12618

HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver.

Vulnerability class: Privilege Escalation

Published 2019-08-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.024 (83.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000

Affected products

Hashicorp Nomad

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

www.hashicorp.com/blog/category/nomad (Vendor Advisory)
github.com/hashicorp/nomad/issues/5783 (Third Party Advisory)
www.hashicorp.com/blog/hashicorp-nomad-0-9-2 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-12618?: CVE-2019-12618 is a critical-severity vulnerability in Hashicorp Nomad, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2019-08-12.
How severe is CVE-2019-12618?: Critical severity. CVSS v3 base score is 9.8 out of 10.