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
Published: 2025-10-23
Score: 8.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-9g4h-h484-3578 HashiCorp Vault and Vault Enterprise's AWS Auth method may be susceptible to authentication bypass
History

Thu, 26 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 29 Dec 2025 17:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*
cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*

Fri, 14 Nov 2025 00:15:00 +0000


Fri, 24 Oct 2025 10:30:00 +0000

Type Values Removed Values Added
First Time appeared Hashicorp
Hashicorp vault
Hashicorp vault Enterprise
Vendors & Products Hashicorp
Hashicorp vault
Hashicorp vault Enterprise

Fri, 24 Oct 2025 04:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 23 Oct 2025 19:15:00 +0000

Type Values Removed Values Added
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
Title Vault AWS auth method bypass due to AWS client cache
Weaknesses CWE-288
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}


Subscriptions

Hashicorp Vault Vault Enterprise
cve-icon MITRE

Status: PUBLISHED

Assigner: HashiCorp

Published:

Updated: 2026-02-26T16:57:11.235Z

Reserved: 2025-10-10T19:48:57.601Z

Link: CVE-2025-11621

cve-icon Vulnrichment

Updated: 2025-10-23T20:31:32.573Z

cve-icon NVD

Status : Analyzed

Published: 2025-10-23T19:15:48.893

Modified: 2025-12-29T17:17:56.107

Link: CVE-2025-11621

cve-icon Redhat

Severity : Important

Publid Date: 2025-10-23T19:08:54Z

Links: CVE-2025-11621 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-10-24T10:16:42Z

Weaknesses