{
    "id": "CVE-2018-1000861",
    "published": "2018-12-10 14:29:01",
    "last_modified": "2026-06-17 01:33:11",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-502",
    "description": "A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java that allows attackers to invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.",
    "epss_score": "0.98326",
    "epss_percentile": "0.99915",
    "kev": 1,
    "kev_due": "2022-08-10",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:23:41",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-08-10."
    },
    "products": [
        {
            "vendor": "jenkins",
            "product": "jenkins"
        },
        {
            "vendor": "redhat",
            "product": "openshift_container_platform"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2018-1000861",
        "date_added": "2022-02-10",
        "due_date": "2022-08-10",
        "vendor": "Jenkins",
        "product": "Jenkins Stapler Web Framework",
        "name": "Jenkins Stapler Web Framework Deserialization of Untrusted Data Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://packetstormsecurity.com/files/166778/Jenkins-Remote-Code-Execution.html",
        "http://www.securityfocus.com/bid/106176",
        "https://access.redhat.com/errata/RHBA-2019:0024",
        "https://jenkins.io/security/advisory/2018-12-05/#SECURITY-595",
        "http://packetstormsecurity.com/files/166778/Jenkins-Remote-Code-Execution.html",
        "http://www.securityfocus.com/bid/106176",
        "https://access.redhat.com/errata/RHBA-2019:0024",
        "https://jenkins.io/security/advisory/2018-12-05/#SECURITY-595",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-1000861"
    ]
}