Security advisory

{
  "id": "645b9f41ae559ffd654167fbe3e6dc15c2b3b2b01e7f77840e0a1bcc086900dd",
  "url": "https://osv.dev/vulnerability/CVE-2018-1000602",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-1000602",
    "summary": "A session fixation vulnerability exists in Jenkins SAML Plugin 1.0.6 and earlier in SamlSecurityRealm.java that allows unauthorized attackers to impersonate another users if they can control the pre-authentication session.",
    "evidence": "osv:CVE-2018-1000602",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-1000602",
      "aliases": [
        "CVE-2018-1000602",
        "GHSA-4pjx-86pg-x4j5"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/jenkinsci/saml-plugin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "f1b1a0aeb74af073edb02ade57d04ac116ca40c5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jenkins:saml:*:*:*:*:*:jenkins:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.0.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "saml-1.0.6",
            "saml-1.0.5",
            "saml-1.0.4",
            "saml-1.0.3",
            "saml-1.0.2",
            "saml-1.0.1",
            "saml-1.0.0",
            "saml-0.14",
            "saml-0.13",
            "saml-0.12",
            "saml-0.11",
            "saml-0.10",
            "saml-0.9",
            "saml-0.8",
            "saml-0.7",
            "saml-0.6",
            "saml-0.3",
            "saml-0.2",
            "saml-0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1000602.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:51.694860889Z",
      "provider": "osv",
      "references": [
        "https://jenkins.io/security/advisory/2018-06-25/#SECURITY-916"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-1000602",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437538,
  "published_at": "2018-06-26T17:29:00.35+00:00"
}