{"id":"GHSA-2rhw-gw3f-477j","summary":"DNN: Same HostGUID for all new installs","details":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. All new installations of DNN 10.x.x - 10.2.1 have the same Host GUID. This does not affect upgrades from 9.x.x. Version 10.2.2 patches the issue.","aliases":["CVE-2026-40306"],"modified":"2026-05-05T15:56:18.620030Z","published":"2026-04-10T21:07:13Z","database_specific":{"github_reviewed_at":"2026-04-10T21:07:13Z","nvd_published_at":"2026-04-17T22:16:32Z","cwe_ids":["CWE-330"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2rhw-gw3f-477j"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40306"},{"type":"PACKAGE","url":"https://github.com/dnnsoftware/Dnn.Platform"},{"type":"WEB","url":"https://github.com/dnnsoftware/Dnn.Platform/releases/tag/v10.2.2"}],"affected":[{"package":{"name":"DotNetNuke.Core","ecosystem":"NuGet","purl":"pkg:nuget/DotNetNuke.Core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.2"}]}],"versions":["10.0.0","10.0.1","10.1.0","10.1.1","10.1.2","10.2.0","10.2.1"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-2rhw-gw3f-477j/GHSA-2rhw-gw3f-477j.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:L/A:N"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}