Apache Calcite: A user-controled model can load arbitrary classes, leading to code execution_CVE-2026-46718

{
    "lastseen": "",
    "description": "Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache Calcite.\n\nThis issue affects Apache Calcite: from 1.5.0 before 1.42.\n\nUsers are recommended to upgrade to version 1.42, which fixes the issue.",
    "published": "2026-06-02T09:17:51.193Z",
    "modified": "2026-06-02T14:41:35.506Z",
    "type": "cve",
    "title": "Apache Calcite: A user-controled model can load arbitrary classes, leading to code execution",
    "source": "apache",
    "references": "https://lists.apache.org/thread/9s37svo343w5ck1ovh478lkzcqk4949v",
    "id": "CVE-2026-46718",
    "bulletinFamily": "",
    "cwe": [
        "CWE-470"
    ],
    "cvelist": null,
    "sourceData": "Apache Software Foundation Apache Calcite 1.5.0",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
        "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": "Apache Calcite",
    "version": "1.5.0",
    "vendor": "Apache Software Foundation",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}