CVSS 3.1
6.8 mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:HCVE-2025-6037
Medium (6.8) in hashicorp vault. EPSS 0.3% chance of exploitation in the next 30 days. Fixed in github.com/hashicorp/vault 1.20.1.
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#certificate]. In this configuration, an attacker may be able to craft a malicious certificate that could be used to impersonate another user. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.
Severity
- EPSS
- 0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-31)
- CWE
- CWE-295
- Published
- Modified
- Record from
- the NVD, synced
Affected
- hashicorp:vault
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-6c5r-4wfc-3mcx | Go | github.com/hashicorp/vault | <1.20.1 | 1.20.1 |
| GO-2025-3836 | Go | github.com/hashicorp/vault | <1.20.1 | 1.20.1 |