Description
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, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.21.0, 1.20.5, 1.19.11, and 1.16.27
Problem types
CWE-288: Authentication Bypass Using an Alternate Path or Channel
Product status
0.6.0 (semver) before 1.21.0
0.6.0 (semver) before 1.21.0
References
discuss.hashicorp.com/...-mishandling-of-cache-entries/76709