Security advisory

{
  "id": "457eb363668a8008414efdf0a4cef96dcc3e5923741a4954473d6659a03b2c4c",
  "url": "https://osv.dev/vulnerability/CVE-2020-10535",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-10535",
    "summary": "GitLab 12.8.x before 12.8.6, when sign-up is enabled, allows remote attackers to bypass email domain restrictions within the two-day grace period for an unconfirmed email address.",
    "evidence": "osv:CVE-2020-10535",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-10535",
      "aliases": [
        "BIT-gitlab-2020-10535",
        "CVE-2020-10535"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0bd32f788647bb832f3d9eb5746cbda5300e0fa2"
                },
                {
                  "fixed": "5b0bcf2717b6d47ab87a96d3e7a889ef2225efd1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "12.8.0"
                      },
                      {
                        "fixed": "12.8.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "12.8.0"
                      },
                      {
                        "fixed": "12.8.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v12.8.5-ee",
            "v12.8.3-ee",
            "v12.8.4-ee",
            "v12.8.1-ee",
            "v12.8.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10535.json"
          }
        }
      ],
      "modified": "2026-10-30T10:30:42.367932443Z",
      "provider": "osv",
      "references": [
        "https://about.gitlab.com/releases/2020/03/11/critical-security-release-gitlab-12-dot-8-dot-6-released/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-10535",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437513,
  "published_at": "2020-03-12T23:15:12.313+00:00"
}