{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.121.2"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.137"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "9ebea82f28e515b5571c7ecea754be749605174c"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "49156a51c96ab3bf2b30d8180fe0efeb601f4810"
            }
          ],
          "repo": "https://github.com/jenkinsci/jenkins",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A vulnerability exists in Jenkins 2.137 and earlier, 2.121.2 and earlier in XStream2.java that allows attackers to have Jenkins resolve a domain name when deserializing an instance of java.net.URL.",
  "id": "CVE-2018-1999042",
  "modified": "2026-03-13T21:49:38.795224745Z",
  "published": "2018-08-23T18:29:00.467Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://jenkins.io/security/advisory/2018-08-15/#SECURITY-637"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}