Vulnerability in Hashicorp Vault
CVE-2025-6037
Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as [+trusted certificate+|https://developer.hashicorp.com/vault/api-docs/auth/cert#ce…
Vulnerability class: Improper Certificate Validation
EPSS: 0.002 (42.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Hashicorp Vault — versions 0
- Hashicorp Vault Enterprise — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2025-6037?
- CVE-2025-6037 is a medium-severity vulnerability in Hashicorp Vault, classified under Improper Certificate Validation. CVSS score: 6.8/10. Published 2025-08-01.
- How severe is CVE-2025-6037?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2025-6037 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.