Security advisory

{
  "id": "2ac2765c5fdb16130eae5e0fcc60c6391deedb4d4c50f2cd3993bd6b40bb9d89",
  "url": "https://osv.dev/vulnerability/CVE-2018-18642",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-18642",
    "summary": "An issue was discovered in GitLab Community and Enterprise Edition before 11.2.7, 11.3.x before 11.3.8, and 11.4.x before 11.4.3. It has XSS.",
    "evidence": "osv:CVE-2018-18642",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-18642",
      "aliases": [
        "CVE-2018-18642"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ee12ce8516b316944fac618c5cb92d367208cb0c"
                },
                {
                  "fixed": "d8c4fbccad2c28592750ca414044eca41cbc3a33"
                },
                {
                  "introduced": "1bbe39452664021af90851aef8527ce5e850343e"
                },
                {
                  "fixed": "877f8a6c235e9c4ee8c2b6d87e67fb905b1dbadd"
                },
                {
                  "introduced": "cfe266cbac3c5d413e9c061fff420630e517005f"
                },
                {
                  "fixed": "dce6f33d6514170150fabdfd3b172071c0b73edd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "10.4.0"
                      },
                      {
                        "fixed": "11.2.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "10.4.0"
                      },
                      {
                        "fixed": "11.2.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "11.3.0"
                      },
                      {
                        "fixed": "11.3.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "11.3.0"
                      },
                      {
                        "fixed": "11.3.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "11.4.0"
                      },
                      {
                        "fixed": "11.4.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "11.4.0"
                      },
                      {
                        "fixed": "11.4.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v11.4.2-ee",
            "v11.4.1-ee",
            "v11.4.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18642.json"
          }
        }
      ],
      "modified": "2026-10-30T10:31:07.121368167Z",
      "provider": "osv",
      "references": [
        "https://about.gitlab.com/2018/10/29/security-release-gitlab-11-dot-4-dot-3-released/",
        "https://gitlab.com/gitlab-org/gitlab-ce/issues/52551"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-18642",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 431163,
  "published_at": "2018-12-04T23:29:00.507+00:00"
}