Security advisory

{
  "id": "44d379213fceb393229ee04e206104f2b9f5c9d5b075021c9f622b9cbbb11f98",
  "url": "https://osv.dev/vulnerability/CVE-2020-2109",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-2109",
    "summary": "Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.",
    "evidence": "osv:CVE-2020-2109",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-2109",
      "aliases": [
        "CVE-2020-2109",
        "GHSA-99mf-f3qh-wqrp"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jenkinsci/workflow-cps-plugin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "329e517afe14be05742cdddad2b68748f5e01af0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jenkins:pipeline\\:_groovy:*:*:*:*:*:jenkins:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.78"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "workflow-cps-2.78",
            "workflow-cps-2.77",
            "workflow-cps-2.76",
            "workflow-cps-2.75",
            "workflow-cps-2.74",
            "workflow-cps-2.73",
            "workflow-cps-2.72",
            "workflow-cps-2.71",
            "workflow-cps-2.70",
            "workflow-cps-2.69",
            "workflow-cps-2.68",
            "workflow-cps-2.67",
            "workflow-cps-2.66",
            "workflow-cps-2.65",
            "workflow-cps-2.64",
            "workflow-cps-2.63",
            "workflow-cps-2.62",
            "workflow-cps-2.61",
            "workflow-cps-2.60",
            "workflow-cps-2.59",
            "workflow-cps-2.58",
            "workflow-cps-2.58-beta-1",
            "workflow-cps-2.57",
            "workflow-cps-2.56",
            "workflow-cps-2.55",
            "workflow-cps-2.54",
            "workflow-cps-2.53",
            "workflow-cps-2.52",
            "workflow-cps-2.51",
            "workflow-cps-2.50",
            "workflow-cps-2.49",
            "workflow-cps-2.48",
            "workflow-cps-2.47",
            "workflow-cps-2.46",
            "workflow-cps-2.45",
            "workflow-cps-2.44",
            "workflow-cps-2.43",
            "workflow-cps-2.42",
            "workflow-cps-2.41",
            "workflow-cps-2.40",
            "workflow-cps-2.39",
            "workflow-cps-2.36",
            "workflow-cps-2.35",
            "workflow-cps-2.34",
            "workflow-cps-2.33",
            "workflow-cps-2.32",
            "workflow-cps-2.31",
            "workflow-cps-2.30",
            "workflow-cps-2.29",
            "workflow-cps-2.28",
            "workflow-cps-2.27",
            "workflow-cps-2.26",
            "workflow-cps-2.25",
            "workflow-cps-2.24",
            "workflow-cps-2.23",
            "workflow-cps-2.22",
            "workflow-cps-2.21",
            "workflow-cps-2.20",
            "workflow-cps-2.19",
            "workflow-cps-2.18",
            "workflow-cps-2.17",
            "workflow-cps-2.16",
            "workflow-cps-2.15",
            "workflow-cps-2.14",
            "workflow-cps-2.13",
            "workflow-cps-2.12",
            "workflow-cps-2.11",
            "workflow-cps-2.10",
            "workflow-cps-2.9",
            "workflow-cps-2.8",
            "workflow-cps-2.7",
            "workflow-cps-2.6",
            "workflow-cps-2.5",
            "workflow-cps-2.4",
            "workflow-cps-2.3",
            "workflow-cps-2.2",
            "workflow-cps-2.1",
            "workflow-cps-2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-2109.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:59.426246138Z",
      "provider": "osv",
      "references": [
        "https://jenkins.io/security/advisory/2020-02-12/#SECURITY-1710"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-2109",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 439305,
  "published_at": "2020-02-12T15:15:12.43+00:00"
}