Security advisory

{
  "id": "ca3ce0ec54e5c48a19c1c4af29212ee25e3a624aa47dff4e807e83231ef3171e",
  "url": "https://osv.dev/vulnerability/CVE-2020-26412",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-26412",
    "summary": "Removed group members were able to use the To-Do functionality to retrieve updated information on confidential epics starting in GitLab EE 13.2 before 13.6.2.",
    "evidence": "osv:CVE-2020-26412",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-26412",
      "aliases": [
        "BIT-gitlab-2020-26412",
        "CVE-2020-26412"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ce28f708ec5ca68092e16f55e47710367d32f2a1"
                },
                {
                  "fixed": "98aab73cbd597dab5b0f1ab4b40dc160b0d2e26f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "13.2.0"
                      },
                      {
                        "fixed": "13.6.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-26412.json"
          }
        }
      ],
      "modified": "2026-10-30T10:30:19.880170213Z",
      "provider": "osv",
      "references": [
        "https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26412.json",
        "https://gitlab.com/gitlab-org/gitlab/-/issues/228670"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-26412",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 438478,
  "published_at": "2020-12-11T04:15:11.487+00:00"
}