{"id":"CVE-2026-24838","aliases":["EUVD-2026-4902","GHSA-w9pf-h6m6-v89h"],"status":"published","title":"DotNetNuke.Core Vulnerable to Stored XSS via Module Title","description":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0,  module title supports richtext which could include scripts that would execute in certain scenarios. Versions 9.13.10 and 10.2.0 contain a fix for the issue.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00225,"percentile":0.13212,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-01-27T23:58:33Z","modified":"2026-10-28T02:31:15Z","fixes":[{"ecosystem":"NuGet","package":"DotNetNuke.Core","fixed_in":["9.13.10","10.2.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"NuGet","package":"DotNetNuke.Core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.13.10"}]}]},{"source":"ghsa","ecosystem":"NuGet","package":"DotNetNuke.Core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.0"}]}]},{"source":"osv","ecosystem":"NuGet","package":"DotNetNuke.Core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.13.10"}]}],"versions":["6.0.0","7.0.0","7.0.6.121","7.1.0","7.1.2","7.2.0.613","7.3.0.499","7.3.1.20","7.4.0.353","7.4.1.280","7.4.2.216","8.0.0.809","8.0.1.239","8.0.2.4","8.0.3.5","8.0.4.226","9.0.0.1002","9.0.1.142","9.1.0.367","9.1.1.129","9.10.0","9.10.1","9.10.2","9.11.0","9.11.1","9.11.2","9.12.0","9.13.0","9.13.0-ci0000","9.13.1","9.13.2","9.13.3","9.13.4","9.13.5","9.13.5-ci0062","9.13.6","9.13.7","9.13.7-ci0064","9.13.8","9.13.9","9.2.0.366","9.2.1.533","9.3.0","9.3.1","9.3.2","9.4.0","9.4.1","9.4.2","9.4.3","9.4.4","9.5.0","9.6.1","9.6.2","9.7.0","9.7.1","9.7.2","9.8.0","9.9.0","9.9.1"]},{"source":"osv","ecosystem":"NuGet","package":"DotNetNuke.Core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.0"}]}],"versions":["10.0.0","10.0.1","10.1.0","10.1.1","10.1.2"]}],"products":[{"vendor":"dnnsoftware","product":"dnn.platform"},{"vendor":"dnnsoftware","product":"dotnetnuke"}],"references":[{"url":"https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-w9pf-h6m6-v89h","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24838","tags":["advisory"]},{"url":"https://github.com/dnnsoftware/Dnn.Platform/commit/4a4bcbcdf3cedbf702816f8168c4d51bf688f7f6","tags":["web"]},{"url":"https://github.com/dnnsoftware/Dnn.Platform/releases/tag/v10.2.0","tags":["web"]},{"url":"https://github.com/advisories/GHSA-w9pf-h6m6-v89h"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24838.json","tags":["advisory"]},{"url":"https://github.com/dnnsoftware/Dnn.Platform","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-24838","title":"DotNetNuke.Core Vulnerable to Stored XSS via Module Title","description":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0,  module title supports richtext which could include scripts that would execute in certain scenarios. Versions 9.13.10 and 10.2.0 contain a fix for the issue.","status":"published","published":"2026-01-27T23:58:33.34Z","modified":"2026-01-28T15:03:27.676Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:19:50.575061Z"}],"euvd":[{"id":"EUVD-2026-4902","description":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0,  module title supports richtext which could include scripts that would execute in certain scenarios. 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Prior to versions 9.13.10 and 10.2.0,  module title supports richtext which could include scripts that would execute in certain scenarios. Versions 9.13.10 and 10.2.0 contain a fix for the issue.","status":"published","published":"2026-01-28T01:16:14.35Z","modified":"2026-06-17T10:23:40.853Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:04.769088Z"}],"osv":[{"id":"CVE-2026-24838","title":"DotNetNuke.Core Vulnerable to Stored XSS via Module Title","description":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to versions 9.13.10 and 10.2.0,  module title supports richtext which could include scripts that would execute in certain scenarios. 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