{"id":"CVE-2025-11621","revision":"94f34a92276d448b8d899af42c8d6463","records":[{"revision":"94f34a92276d448b8d899af42c8d6463","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-11621","aliases":[],"title":"Vault AWS auth method bypass due to AWS client cache","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","state":0,"publishedAt":"2025-10-23T19:08:54.989+00:00","modifiedAt":"2026-02-26T16:57:11.235+00:00","affected":[{"ecosystem":"Vendor product","name":"Vault","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"platforms\": [\n                        \"64 bit\",\n                        \"32 bit\",\n                        \"x86\",\n                        \"ARM\",\n                        \"MacOS\",\n                        \"Windows\",\n                        \"Linux\"\n                    ],\n                    \"product\": \"Vault\",\n                    \"repo\": \"https://github.com/hashicorp/vault\",\n                    \"vendor\": \"HashiCorp\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"1.21.0\",\n                            \"status\": \"affected\",\n                            \"version\": \"0.6.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Vault Enterprise","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"platforms\": [\n                        \"64 bit\",\n                        \"32 bit\",\n                        \"x86\",\n                        \"ARM\",\n                        \"MacOS\",\n                        \"Windows\",\n                        \"Linux\"\n                    ],\n                    \"product\": \"Vault Enterprise\",\n                    \"repo\": \"https://github.com/hashicorp/vault\",\n                    \"vendor\": \"HashiCorp\",\n                    \"versions\": [\n                        {\n                            \"changes\": [\n                                {\n                                    \"at\": \"1.20.5\",\n                                    \"status\": \"unaffected\"\n                                },\n                                {\n                                    \"at\": \"1.19.11\",\n                                    \"status\": \"unaffected\"\n                                },\n                                {\n                                    \"at\": \"1.16.27\",\n                                    \"status\": \"unaffected\"\n                                }\n                            ],\n                            \"lessThan\": \"1.21.0\",\n                            \"status\": \"affected\",\n                            \"version\": \"0.6.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1,"severity":"HIGH"}],"references":["https://discuss.hashicorp.com/t/hcsec-2025-30-vault-aws-auth-method-authentication-bypass-through-mishandling-of-cache-entries/76709"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-11621","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-11621","identifiers":["CVE-2025-11621"]},"retained":false,"historicalAffected":[]}],"coverage":[]}