Vulnerability DatabaseCVE-2025-11621
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CVE-2025-11621
October 23, 2025
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
Affected Packages
github.com/hashicorp/vault (GO):
Affected version(s) >=v0.6.0 <v1.21.0
Fix Suggestion:
Update to version v1.21.0
Related Resources (5)
https://nvd.nist.gov/vuln/detail/CVE-2025-11621
https://github.com/hashicorp/vault
https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709
https://github.com/advisories/GHSA-9g4h-h484-3578
https://github.com/hashicorp/vault/commit/8d07273d14ae7f5a48cc96f66cc86615dea83390
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CVSS v4
Base Score:
8.6
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Authentication Bypass Using an Alternate Path or Channel
CWE-288
EPSS
Base Score:
0.17