Authenticated user could send multiple requests containing a large Auto Responder Message payload and can crash a Mattermost server

{
  "id": "39979ffec7f804e6f704cd0246113ce8e4b2da667b5233c05fc173068e637ccc",
  "url": "https://osv.dev/vulnerability/CVE-2022-4044",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Authenticated user could send multiple requests containing a large Auto Responder Message payload and can crash a Mattermost server",
    "summary": "A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.",
    "evidence": "osv:CVE-2022-4044",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-4044",
      "aliases": [
        "CVE-2022-4044",
        "GHSA-5jph-wrq7-v9hf"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mattermost/mattermost",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8cb6718a9bcc45186f62baed2304248d3cabaa50"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "7.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "cloud-2022-09-08-1",
            "cloud-2022-08-10-1",
            "cloud-2022-07-20-1",
            "v5.2.0-rc2",
            "v5.2.0-rc1",
            "v5.1.0-rc1",
            "v5.0.0-rc1",
            "v4.10.0-rc1",
            "v4.9.0-rc1",
            "v4.8.0-rc1",
            "v4.7.0-rc1",
            "v4.6.0-rc2",
            "v4.6.0-rc1",
            "v4.5.0-rc1",
            "v4.4.0-rc1",
            "v4.3.0-rc1",
            "v4.2.0-rc1",
            "v0.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-4044.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:36.843340714Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/1680241",
        "https://mattermost.com/security-updates/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4044.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-4044"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-770"
        ],
        "cna_assigner": "Mattermost",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "1.0.0"
                  },
                  {
                    "last_affected": "7.1.3"
                  },
                  {
                    "introduced": "7.2.0"
                  },
                  {
                    "fixed": "7.2.1"
                  },
                  {
                    "introduced": "7.3.0"
                  },
                  {
                    "fixed": "7.3.1"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4044.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-4044",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 504355,
  "published_at": "2022-11-23T05:45:39.948+00:00"
}