How severe is CVE-2019-14802?

CVE-2019-14802 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-14802 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-14802?

CVE-2019-14802 affects Hashicorp Nomad. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-14802?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-14802 published?

CVE-2019-14802 was published on 2022-12-26 and last updated on 2026-06-17.

CVE-2019-14802

CVE-2019-14802 is a medium-severity vulnerability in Hashicorp Nomad with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Hashicorp Nomad
Published: 2022-12-26
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2019-14802?: CVE-2019-14802 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-14802 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-14802?: CVE-2019-14802 affects Hashicorp Nomad. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-14802?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-14802 published?: CVE-2019-14802 was published on 2022-12-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hashicorp:nomad:*:*:*:*:-:*:*:*

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