Nextcloud Server's calendar name length not validated before writing to database

{
  "id": "40a12928cb55b38f3a203a71901d653e660b81e0f360aac6f2300efa031241b7",
  "url": "https://osv.dev/vulnerability/CVE-2022-41968",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Nextcloud Server's calendar name length not validated before writing to database",
    "summary": "Nextcloud Server is an open source personal cloud server. Prior to versions 23.0.10 and 24.0.5, calendar name lengths are not validated before writing to a database. As a result, an attacker can send unnecessary amounts of data against the database. Version 23.0.10 and 24.0.5 contain patches for the issue. No known workarounds are available.",
    "evidence": "osv:CVE-2022-41968",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2022-41968",
      "aliases": [
        "CVE-2022-41968",
        "GHSA-m92j-xxc8-hq3v"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nextcloud/server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0619207f13792250aea775a2c3133d41ab625980"
                },
                {
                  "fixed": "2b53bf2b1e40de416e98354b7ad29af668e728c0"
                },
                {
                  "introduced": "5f37aacb3194d51503aaa3529ae8f676b32a25d7"
                },
                {
                  "fixed": "e712fab1daf99ad6d1d48f9e851f3a4f90166649"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "23.0.0"
                      },
                      {
                        "fixed": "23.0.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "23.0.0"
                      },
                      {
                        "fixed": "23.0.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "24.0.0"
                      },
                      {
                        "fixed": "24.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "24.0.0"
                      },
                      {
                        "fixed": "24.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v23.0.10rc1",
            "v23.0.9",
            "v23.0.9rc1",
            "v24.0.5rc1",
            "v23.0.8",
            "v24.0.4",
            "v23.0.8rc1",
            "v24.0.4rc1",
            "v23.0.7",
            "v24.0.3",
            "v23.0.7rc2",
            "v24.0.3rc2",
            "v23.0.7rc1",
            "v24.0.3rc1",
            "v23.0.6",
            "v24.0.2",
            "v23.0.6rc1",
            "v24.0.2rc1",
            "v23.0.5",
            "v24.0.1",
            "v23.0.5rc1",
            "v24.0.1rc1",
            "v24.0.0",
            "v23.0.4",
            "v23.0.4rc1",
            "v23.0.3",
            "v23.0.3rc2",
            "v23.0.3rc1",
            "v23.0.2",
            "v23.0.2rc1",
            "v23.0.1",
            "v23.0.1rc3",
            "v23.0.1rc2",
            "v23.0.1rc1",
            "v23.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-41968.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:21.700799788Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/1596148",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41968.json",
        "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-m92j-xxc8-hq3v",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-41968",
        "https://github.com/nextcloud/server/pull/33139"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-400"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41968.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-41968",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 487556,
  "published_at": "2022-12-01T20:38:46.973+00:00"
}