{
    "id": "CVE-2021-22145",
    "published": "2021-07-21 15:15:14",
    "last_modified": "2026-06-17 03:36:41",
    "cvss_score": "6.5",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
    "cwe": "CWE-200",
    "description": "A memory disclosure vulnerability was identified in Elasticsearch 7.10.0 to 7.13.3 error reporting. A user with the ability to submit arbitrary queries to Elasticsearch could submit a malformed query that would result in an error message returned containing previously used portions of a data buffer. This buffer could contain sensitive information such as Elasticsearch documents or authentication details.",
    "epss_score": "0.76249",
    "epss_percentile": "0.99521",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:27:49",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "elastic",
            "product": "elasticsearch"
        },
        {
            "vendor": "oracle",
            "product": "communications_cloud_native_core_automated_test_suite"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50149",
            "title": "ElasticSearch 7.13.3 - Memory disclosure",
            "date": "2021-07-23",
            "url": "https://www.exploit-db.com/exploits/50149"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosure.html",
        "https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177",
        "https://gist.github.com/lucasdrufva/f9c5d7c9e26ee087b736d727953afd34",
        "https://security.netapp.com/advisory/ntap-20210827-0006/",
        "https://www.oracle.com/security-alerts/cpuapr2022.html",
        "http://packetstormsecurity.com/files/163648/ElasticSearch-7.13.3-Memory-Disclosure.html",
        "https://discuss.elastic.co/t/elasticsearch-7-13-4-security-update/279177",
        "https://security.netapp.com/advisory/ntap-20210827-0006/",
        "https://www.oracle.com/security-alerts/cpuapr2022.html"
    ]
}