{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "11.5.8"
              },
              {
                "introduced": "0"
              },
              {
                "fixed": "11.5.8"
              },
              {
                "introduced": "11.6.0"
              },
              {
                "fixed": "11.6.6"
              },
              {
                "introduced": "11.6.0"
              },
              {
                "fixed": "11.6.6"
              },
              {
                "introduced": "11.7.0"
              },
              {
                "fixed": "11.7.1"
              },
              {
                "introduced": "11.7.0"
              },
              {
                "fixed": "11.7.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "abfb287f424b28a64807bf9ba12c4a909e8d9f86"
            },
            {
              "introduced": "0"
            },
            {
              "fixed": "abfb287f424b28a64807bf9ba12c4a909e8d9f86"
            },
            {
              "introduced": "4c09765c6424a96be7c7ae7707db3bda4e9c4ab4"
            },
            {
              "fixed": "e9c988e44da4af7bf7a3f01edc7eb1eccb348ff5"
            },
            {
              "introduced": "4c09765c6424a96be7c7ae7707db3bda4e9c4ab4"
            },
            {
              "fixed": "e9c988e44da4af7bf7a3f01edc7eb1eccb348ff5"
            },
            {
              "introduced": "c02f0d47774ac40ee0d1097d00d7980ef0c7012c"
            },
            {
              "fixed": "51b69167426f1a15449328d5221a96d7306d7fc5"
            },
            {
              "introduced": "c02f0d47774ac40ee0d1097d00d7980ef0c7012c"
            },
            {
              "fixed": "51b69167426f1a15449328d5221a96d7306d7fc5"
            }
          ],
          "repo": "https://gitlab.com/gitlab-org/gitlab",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It allows XSS (issue 1 of 2). Markdown fields contain a lack of input validation and output encoding when processing KaTeX that results in a persistent XSS.",
  "id": "CVE-2019-6784",
  "modified": "2026-03-13T21:52:19.454623511Z",
  "published": "2019-09-09T20:15:11.370Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://about.gitlab.com/2019/01/31/security-release-gitlab-11-dot-7-dot-3-released/"
    },
    {
      "type": "REPORT",
      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/54416"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}