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CVE Vulnerability Details :
CVE-2025-11621
PUBLISHED
More InfoOfficial Page
Assigner-HashiCorp
Assigner Org ID-67fedba0-ff2e-4543-ba5b-aa93e87718cc
View Known Exploited Vulnerability (KEV) details
Published At-23 Oct, 2025 | 19:08
Updated At-26 Feb, 2026 | 16:57
Rejected At-
▼CVE Numbering Authority (CNA)
Vault AWS auth method bypass due to AWS client cache

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 Products
Vendor
HashiCorp, Inc.HashiCorp
Product
Vault
Repo
https://github.com/hashicorp/vault
Platforms
  • 64 bit
  • 32 bit
  • x86
  • ARM
  • MacOS
  • Windows
  • Linux
Default Status
unaffected
Versions
Affected
  • From 0.6.0 before 1.21.0 (semver)
Vendor
HashiCorp, Inc.HashiCorp
Product
Vault Enterprise
Repo
https://github.com/hashicorp/vault
Platforms
  • 64 bit
  • 32 bit
  • x86
  • ARM
  • MacOS
  • Windows
  • Linux
Default Status
unaffected
Versions
Affected
  • From 0.6.0 before 1.21.0 (semver)
    • -> unaffectedfrom1.20.5
    • -> unaffectedfrom1.19.11
    • -> unaffectedfrom1.16.27
Problem Types
TypeCWE IDDescription
CWECWE-288CWE-288: Authentication Bypass Using an Alternate Path or Channel
Type: CWE
CWE ID: CWE-288
Description: CWE-288: Authentication Bypass Using an Alternate Path or Channel
Metrics
VersionBase scoreBase severityVector
3.18.1HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Version: 3.1
Base score: 8.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-115CAPEC-115: Authentication Bypass
CAPEC ID: CAPEC-115
Description: CAPEC-115: Authentication Bypass
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709
N/A
Hyperlink: https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found