Vulnerability in Hashicorp Vault

CVE-2025-11621

Vault and Vault Enterprise’s (“Vault”) AWS Auth method may be susceptible to authentication bypass if the role of the configured bound_principal_iam is the same across AWS accounts, or uses a wildcard. This vulnerability, CVE-2025-11621, i…

EPSS: 0.001 (22.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-11621?
CVE-2025-11621 is a high-severity vulnerability in Hashicorp Vault, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 8.1/10. Published 2025-10-23.
How severe is CVE-2025-11621?
High severity. CVSS v3 base score is 8.1 out of 10.