Vault Vulnerable to Denial of Service Due to Rate Limit Regression_CVE-2025-12044

{
    "lastseen": "",
    "description": "Vault and Vault Enterprise (\u201cVault\u201d) 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.",
    "published": "2025-10-23T19:15:16.567Z",
    "modified": "2025-10-23T20:00:16.601Z",
    "type": "cve",
    "title": "Vault Vulnerable to Denial of Service Due to Rate Limit Regression",
    "source": "HashiCorp",
    "references": "https://discuss.hashicorp.com/t/hcsec-2025-31-vault-vulnerable-to-denial-of-service-due-to-rate-limit-regression/76710",
    "id": "CVE-2025-12044",
    "bulletinFamily": "",
    "cwe": [
        "CWE-770"
    ],
    "cvelist": null,
    "sourceData": "HashiCorp Vault 1.20.3\nHashiCorp Vault Enterprise 1.20.3\nHashiCorp Vault Enterprise 1.19.9\nHashiCorp Vault Enterprise 1.18.14\nHashiCorp Vault Enterprise 1.16.25",
    "sourceHref": "",
    "cvss": {
        "score": 7.5,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Vault",
    "version": "1.20.3",
    "vendor": "HashiCorp",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}