{"id":"GHSA-4g8m-5mj5-c8xg","summary":"Umbraco Makes User Enumeration Feasible Based on Timing of Login Response","details":"### Impact\nBased on an analysis of the timing of post login API responses, it's possible to determine whether an account exists.\n\n### Patches\nPatched in 10.8.10 and 13.8.1.\n\n### Workarounds\nNone available.","aliases":["CVE-2025-46736"],"modified":"2025-05-06T20:02:48.344998Z","published":"2025-05-06T16:38:55Z","database_specific":{"github_reviewed_at":"2025-05-06T16:38:55Z","nvd_published_at":"2025-05-06T17:16:12Z","cwe_ids":["CWE-204"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-4g8m-5mj5-c8xg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-46736"},{"type":"WEB","url":"https://github.com/umbraco/Umbraco-CMS/commit/14fbd20665b453cbf094ccf4575b79a9fba07e03"},{"type":"WEB","url":"https://github.com/umbraco/Umbraco-CMS/commit/34709be6cce9752dfa767dffbf551305f48839bc"},{"type":"PACKAGE","url":"https://github.com/umbraco/Umbraco-CMS"}],"affected":[{"package":{"name":"Umbraco.Cms","ecosystem":"NuGet","purl":"pkg:nuget/Umbraco.Cms"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.0.0-rc1"},{"fixed":"13.8.1"}]}],"versions":["11.0.0","11.0.0-rc1","11.0.0-rc2","11.0.0-rc3","11.0.0-rc4","11.0.0-rc5","11.0.0-rc6","11.1.0","11.1.0-rc","11.2.0","11.2.0-rc","11.2.1","11.2.2","11.3.0","11.3.0-rc","11.3.1","11.4.0","11.4.0-rc","11.4.1","11.4.2","11.5.0","11.5.0-rc","12.0.0","12.0.0-rc1","12.0.0-rc2","12.0.0-rc3","12.0.0-rc4","12.0.0-rc5","12.0.1","12.1.0","12.1.0-rc","12.1.1","12.1.2","12.2.0","12.2.0-rc","12.3.0","12.3.0-rc","12.3.1","12.3.10","12.3.2","12.3.3","12.3.4","12.3.5","12.3.6","12.3.7","12.3.8","12.3.9","13.0.0","13.0.0-rc1","13.0.0-rc2","13.0.0-rc3","13.0.0-rc4","13.0.0-rc5","13.0.1","13.0.2","13.0.3","13.1.0","13.1.0-rc","13.1.1","13.2.0","13.2.0-rc","13.2.1","13.2.2","13.3.0","13.3.0-rc","13.3.1","13.3.2","13.4.0","13.4.0-rc","13.4.0-rc2","13.4.1","13.5.0","13.5.0-rc","13.5.1","13.5.2","13.5.3","13.6.0","13.6.0-rc","13.6.0-rc2","13.7.0","13.7.0-rc","13.7.1","13.7.2","13.8.0","13.8.0-rc"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-4g8m-5mj5-c8xg/GHSA-4g8m-5mj5-c8xg.json"}},{"package":{"name":"Umbraco.Cms","ecosystem":"NuGet","purl":"pkg:nuget/Umbraco.Cms"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.8.10"}]}],"versions":["10.0.0","10.0.0-rc1","10.0.0-rc2","10.0.0-rc3","10.0.0-rc4","10.0.0-rc5","10.0.1","10.1.0","10.1.0-rc","10.1.0-rc2","10.1.1","10.2.0","10.2.0-rc","10.2.1","10.3.0","10.3.0-rc","10.3.1","10.3.2","10.4.0","10.4.0-rc","10.4.1","10.4.2","10.5.0","10.5.0-rc","10.5.1","10.6.0","10.6.0-rc","10.6.1","10.7.0","10.7.0-rc","10.8.0","10.8.0-rc","10.8.1","10.8.2","10.8.3","10.8.4","10.8.5","10.8.6","10.8.7","10.8.8","10.8.9","9.0.0","9.0.0-rc001","9.0.0-rc002","9.0.0-rc003","9.0.0-rc004","9.0.1","9.1.0","9.1.0-rc","9.1.1","9.1.2","9.2.0","9.2.0-rc","9.3.0","9.3.0-rc","9.3.1","9.4.0","9.4.0-rc","9.4.1","9.4.2","9.4.3","9.5.0","9.5.0-rc","9.5.0-rc2","9.5.0-rc3","9.5.1","9.5.2","9.5.3","9.5.4"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-4g8m-5mj5-c8xg/GHSA-4g8m-5mj5-c8xg.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}