Vulnerability record · CVE-2021-30476 · published 22 April 2021

CVE-2021-30476: Hashicorp terraform provider vulnerability

Hashicorp · Terraform Provider

HashiCorp Terraform’s Vault Provider (terraform-provider-vault) did not correctly configure GCE-type bound labels for Vault’s GCP auth method. Fixed in 2.19.1.

9.8 CVSS 3.1 Critical EPSS 1.6% · top 25.2%

9.8CVSS 3.1 base score, v2 7.5

1.6%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

4References, 2 tagged exploit

17 Jun 2026Last modified by NVD

Description

HashiCorp Terraform’s Vault Provider (terraform-provider-vault) did not correctly configure GCE-type bound labels for Vault’s GCP auth method. Fixed in 2.19.1.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Terraform Provider Hashicorp

References

Link	Tags
https://discuss.hashicorp.com/t/hcsec-2021-11-terraform-s-vault-provider-did-not-correctly-configure-bound-labels-for-gc	Vendor Advisory
https://github.com/hashicorp/terraform-provider-vault/issues/996	ExploitPatchThird Party Advisory
https://discuss.hashicorp.com/t/hcsec-2021-11-terraform-s-vault-provider-did-not-correctly-configure-bound-labels-for-gc	Vendor Advisory
https://github.com/hashicorp/terraform-provider-vault/issues/996	ExploitPatchThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-13357Hashicorp terraform provider insecure default initialization vulnerabilityVault’s Terraform Provider incorrectly set the default deny_null_bind parameter for the LDAP auth method to false by default, potentially resulting i…EPSS 0.53%21 Nov 2025

Source: NIST National Vulnerability Database (record CVE-2021-30476), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.