Security advisory

{
  "id": "5685421f5c7a0e5e3486b54477b24c233856f2d9dbb555237055729397a8a5c3",
  "url": "https://osv.dev/vulnerability/CVE-2020-2306",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-2306",
    "summary": "A missing permission check in Jenkins Mercurial Plugin 2.11 and earlier allows attackers with Overall/Read permission to obtain a list of names of configured Mercurial installations.",
    "evidence": "osv:CVE-2020-2306",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-2306",
      "aliases": [
        "CVE-2020-2306",
        "GHSA-vrrc-3wwh-frgx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jenkinsci/mercurial-plugin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "1b765055ee8d483ca5c5b72210f1cd57493c128d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jenkins:mercurial:*:*:*:*:*:jenkins:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.11"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "mercurial-2.11",
            "mercurial-2.10",
            "mercurial-2.9",
            "mercurial-2.8",
            "mercurial-2.7",
            "mercurial-2.6",
            "mercurial-2.5",
            "mercurial-2.4",
            "mercurial-2.3",
            "mercurial-2.2",
            "mercurial-2.1",
            "mercurial-2.0",
            "mercurial-2.0-beta-1",
            "mercurial-1.61",
            "mercurial-1.60",
            "mercurial-1.59",
            "mercurial-1.58",
            "mercurial-1.58-beta-1",
            "mercurial-1.57",
            "mercurial-1.56",
            "mercurial-1.55",
            "mercurial-1.54",
            "mercurial-1.53",
            "mercurial-1.52",
            "mercurial-1.51",
            "mercurial-1.51-beta-3",
            "mercurial-1.50",
            "mercurial-1.51-beta-2",
            "mercurial-1.51-beta-1",
            "mercurial-1.50-beta-2",
            "mercurial-1.50-beta-1",
            "mercurial-1.49",
            "mercurial-1.48",
            "mercurial-1.48-beta-1",
            "mercurial-1.47",
            "mercurial-1.46",
            "mercurial-1.45",
            "mercurial-1.44",
            "mercurial-1.43",
            "mercurial-1.42",
            "mercurial-1.41",
            "mercurial-1.40",
            "mercurial-1.39",
            "mercurial-1.38",
            "mercurial-1.37",
            "mercurial-1.36",
            "mercurial-1.35"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-2306.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:03.719355074Z",
      "provider": "osv",
      "references": [
        "https://www.jenkins.io/security/advisory/2020-11-04/#SECURITY-2104"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-2306",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 440330,
  "published_at": "2020-11-04T15:15:11.583+00:00"
}