{"id":"CVE-2023-49274","summary":"Umbraco CMS SMTP misconfiguration exposes potential registered user email","details":"Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.4, a user enumeration attack is possible when SMTP is not set up correctly, but reset password is enabled. Versions 8.18.10, 10.8.1, and 12.3.4 contain a patch for this issue.","aliases":["GHSA-8qp8-9rpw-j46c"],"modified":"2026-04-10T05:05:01.922567Z","published":"2023-12-12T19:10:46.262Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49274.json","cwe_ids":["CWE-200"],"cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49274.json"},{"type":"ADVISORY","url":"https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-8qp8-9rpw-j46c"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-49274"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/umbraco/umbraco-cms","events":[{"introduced":"b8db430615d76521a4394a23f9928dc7c12f87bd"},{"fixed":"365621023a2e12975104de36e1cbec0829d82804"}],"database_specific":{"versions":[{"introduced":"8.0.0"},{"fixed":"8.18.10"}]}},{"type":"GIT","repo":"https://github.com/umbraco/umbraco-cms","events":[{"introduced":"4f06c1f33a54daf4752a439778626202960db68c"},{"fixed":"4a7ad4a562e7f07641d4a33cd246509f4ab59cd8"}],"database_specific":{"versions":[{"introduced":"9.0.0-rc001"},{"fixed":"10.8.1"}]}},{"type":"GIT","repo":"https://github.com/umbraco/umbraco-cms","events":[{"introduced":"38712dce16aa9412af3d81d4884bfc6e5533e019"},{"fixed":"5dfa76600a9bd673888ff7f2a6ac5c87297cb981"}],"database_specific":{"versions":[{"introduced":"11.0.0-rc1"},{"fixed":"12.3.4"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-49274.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}