{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "20ea9a25353129b56d46951fe7d23939665ab2b2"
            },
            {
              "fixed": "494a0c1073b460d4d2a5c03ff3567fc388b91e36"
            }
          ],
          "repo": "https://github.com/nextcloud/server",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-53q2-cm29-7j83"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-400"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25816.json"
  },
  "details": "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.\n",
  "id": "CVE-2023-25816",
  "modified": "2026-04-01T23:08:54.026710632Z",
  "published": "2023-02-24T23:17:41.839Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/1820864"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25816.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-53q2-cm29-7j83"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-25816"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nextcloud/server/pull/35965"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "nextcloud vulnerable to Uncontrolled Resource Consumption"
}