CVE-2021-42135: Hashicorp Vault

High severity, CVSS 8.1. EPSS: 0.8% chance of exploitation in the next 30 days.

HashiCorp Vault and Vault Enterprise 1.8.x through 1.8.4 may have an unexpected interaction between glob-related policies and the Google Cloud secrets engine. Users may, in some situations, have more privileges than intended, e.g., a user with read permission for the /gcp/roleset/* path may be able to issue Google Cloud service account credentials.

Affected products

• Hashicorp Vault: from 1.8.0, up to and including 1.8.4

Published 2021-10-11. Last modified 2026-06-17.