nextcloud vulnerable to Uncontrolled Resource Consumption

{
  "id": "778e5db36b7f641dc0bb36a942bf5d1f42c4b78d6982c08c3caac7e3f0ba0b80",
  "url": "https://osv.dev/vulnerability/CVE-2023-25816",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "nextcloud vulnerable to Uncontrolled Resource Consumption",
    "summary": "Nextcloud is an Open Source private cloud software. Versions 25.0.0 and above, prior to 25.0.3, are subject to Uncontrolled Resource Consumption. A user can configure a very long password, consuming more resources on password validation than desired. This issue is patched in 25.0.3 No workaround is available.",
    "evidence": "osv:CVE-2023-25816",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-25816",
      "aliases": [
        "CVE-2023-25816",
        "GHSA-53q2-cm29-7j83"
      ],
      "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/nextcloud/server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "20ea9a25353129b56d46951fe7d23939665ab2b2"
                },
                {
                  "fixed": "494a0c1073b460d4d2a5c03ff3567fc388b91e36"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.3"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "25.0.0"
                      },
                      {
                        "fixed": "25.0.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v25.0.3rc2",
            "v25.0.3rc1",
            "v25.0.2",
            "v25.0.2rc3",
            "v25.0.2rc2",
            "v25.0.2rc1",
            "v25.0.1",
            "v25.0.1rc1",
            "v25.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-25816.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.304294687Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/1820864",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25816.json",
        "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-53q2-cm29-7j83",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-25816",
        "https://github.com/nextcloud/server/pull/35965"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-400"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25816.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-25816",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 494702,
  "published_at": "2023-02-24T23:17:41.839+00:00"
}