{"id":"CVE-2024-43377","aliases":["EUVD-2024-2601","GHSA-hrww-x3fq-xcvh"],"status":"published","title":"Umbraco CMS Improper Access Control vulnerability","description":"Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00244,"percentile":0.15708,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2024-08-20T14:43:44Z","modified":"2026-10-28T02:30:38Z","fixes":[{"ecosystem":"NuGet","package":"Umbraco.Cms","fixed_in":["14.1.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"Umbraco.Cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.0.0"},{"fixed":"14.1.2"}]}]},{"source":"osv","ecosystem":"NuGet","package":"Umbraco.Cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14.0.0"},{"fixed":"14.1.2"}]}],"versions":["14.0.0","14.1.0","14.1.0-rc","14.1.0-rc2","14.1.1"]}],"products":[{"vendor":"umbraco","product":"umbraco-cms"},{"vendor":"umbraco","product":"umbraco_cms"}],"references":[{"url":"https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-hrww-x3fq-xcvh","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/umbraco/Umbraco-CMS/commit/72bef8861d94a39d5cc9530a04c4797b91fcbecf","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-43377","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hrww-x3fq-xcvh"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/43xxx/CVE-2024-43377.json","tags":["advisory"]},{"url":"https://github.com/umbraco/Umbraco-CMS","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-43377","title":"Umbraco CMS Improper Access Control vulnerability","description":"Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.","status":"published","published":"2024-08-20T14:43:44.783Z","modified":"2024-09-03T17:05:33.787Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:33:58.357949Z"}],"euvd":[{"id":"EUVD-2024-2601","description":"Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.","status":"published","published":"2024-08-20T14:43:44Z","modified":"2024-09-03T17:05:33Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:56:05.515988Z"}],"ghsa":[{"id":"GHSA-hrww-x3fq-xcvh","title":"Umbraco CMS Improper Access Control vulnerability","description":"### Impact\nAs an authenticated user one can access a few unintended endpoints\n\n### Explanation of the vulnerability\nFew endpoints in Umbraco Management API was not protected by a specific section. These just required you to be authenticated. Due to the fact that a member is also just authenticated, it was possible to get info from these endpoints using a member token.\n\n\n\n","status":"published","published":"2024-08-20T18:32:26Z","modified":"2024-09-17T16:19:46Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:38:03.800952Z"}],"nvd":[{"id":"CVE-2024-43377","description":"Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.","status":"published","published":"2024-08-20T15:15:23.49Z","modified":"2026-06-17T07:50:54.757Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:10:19.870727Z"}],"osv":[{"id":"CVE-2024-43377","title":"Umbraco CMS Improper Access Control vulnerability","description":"Umbraco CMS is an ASP.NET CMS. An authenticated user can access a few unintended endpoints. This issue is fixed in 14.1.2.","status":"published","published":"2024-08-20T14:43:44.783Z","modified":"2026-10-28T02:30:38.220518186Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:44:42.322107Z"},{"id":"GHSA-hrww-x3fq-xcvh","title":"Umbraco CMS Improper Access Control vulnerability","description":"### Impact\nAs an authenticated user one can access a few unintended endpoints\n\n### Explanation of the vulnerability\nFew endpoints in Umbraco Management API was not protected by a specific section. These just required you to be authenticated. Due to the fact that a member is also just authenticated, it was possible to get info from these endpoints using a member token.\n\n\n\n","status":"published","published":"2024-08-20T18:32:26Z","modified":"2024-09-17T16:36:12.492773Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}