{"id":"CVE-2025-12044","revision":"a677d10b32a84896a6dfc65d953ba0db","records":[{"revision":"a677d10b32a84896a6dfc65d953ba0db","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-12044","aliases":[],"title":"Vault Vulnerable to Denial of Service Due to Rate Limit Regression","description":"Vault and Vault Enterprise (“Vault”) are vulnerable to an unauthenticated denial of service when processing JSON payloads. This occurs due to a regression from a previous fix for [+HCSEC-2025-24+|https://discuss.hashicorp.com/t/hcsec-2025-24-vault-denial-of-service-though-complex-json-payloads/76393]\u00A0 which allowed for processing JSON payloads before applying rate limits. This vulnerability, CVE-2025-12044, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.16.27, 1.19.11, 1.20.5, and 1.21.0.","state":0,"publishedAt":"2025-10-23T19:15:16.567+00:00","modifiedAt":"2025-10-23T20:00:16.601+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\": \"1.20.3\",\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                            \"lessThan\": \"1.21.0\",\n                            \"status\": \"affected\",\n                            \"version\": \"1.20.3\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"changes\": [\n                                {\n                                    \"at\": \"1.19.11\",\n                                    \"status\": \"unaffected\"\n                                }\n                            ],\n                            \"lessThan\": \"1.19.11\",\n                            \"status\": \"affected\",\n                            \"version\": \"1.19.9\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"changes\": [\n                                {\n                                    \"at\": \"1.18.15\",\n                                    \"status\": \"affected\"\n                                }\n                            ],\n                            \"lessThan\": \"1.18.15\",\n                            \"status\": \"affected\",\n                            \"version\": \"1.18.14\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"changes\": [\n                                {\n                                    \"at\": \"1.16.27\",\n                                    \"status\": \"unaffected\"\n                                }\n                            ],\n                            \"lessThan\": \"1.16.27\",\n                            \"status\": \"affected\",\n                            \"version\": \"1.16.25\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5,"severity":"HIGH"}],"references":["https://discuss.hashicorp.com/t/hcsec-2025-31-vault-vulnerable-to-denial-of-service-due-to-rate-limit-regression/76710"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-12044","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-12044","identifiers":["CVE-2025-12044"]},"retained":false,"historicalAffected":[]}],"coverage":[]}