Security advisory

{
  "id": "36d6f95923dd2c53e8aca4985c861361ad9f14c1388fce1df20d9660278d5916",
  "url": "https://osv.dev/vulnerability/CVE-2020-13343",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-13343",
    "summary": "An issue has been discovered in GitLab affecting all versions starting from 11.2. Unauthorized Users Can View Custom Project Template",
    "evidence": "osv:CVE-2020-13343",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-13343",
      "aliases": [
        "BIT-gitlab-2020-13343",
        "CVE-2020-13343"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "44dbeccbe1039cb1d42d8502655ffb0bce3ae803"
                },
                {
                  "last_affected": "fd96f779e9d45bd2684a1f6d8b75d2b89891bc45"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "11.2.0"
                      },
                      {
                        "last_affected": "13.4.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "11.2.0"
                      },
                      {
                        "last_affected": "13.4.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13343.json"
          }
        }
      ],
      "modified": "2026-10-30T10:31:02.250580523Z",
      "provider": "osv",
      "references": [
        "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13343.json",
        "https://gitlab.com/gitlab-org/gitlab/-/issues/14861",
        "https://hackerone.com/reports/689314"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-13343",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436864,
  "published_at": "2020-10-06T19:15:13.32+00:00"
}