{"id":"GHSA-2rhw-gw3f-477j","revision":"a9a1a19d12004be99a78a126d8d3587f","records":[{"revision":"a9a1a19d12004be99a78a126d8d3587f","observedAt":"2026-10-23T16:01:25.029+00:00","statement":{"source":"osv","id":"GHSA-2rhw-gw3f-477j","aliases":["CVE-2026-40306"],"title":"DNN: Same HostGUID for all new installs","description":"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.","state":0,"publishedAt":"2026-04-10T21:07:13+00:00","modifiedAt":"2026-05-05T15:56:18.62003+00:00","affected":[{"ecosystem":"NuGet","name":"DotNetNuke.Core","ranges":[{"type":"ECOSYSTEM","events":[{"kind":"introduced","version":"10.0.0"},{"kind":"fixed","version":"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"],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":null,"severity":null},{"system":"CVSS_V4","vector":"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","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-2rhw-gw3f-477j","https://nvd.nist.gov/vuln/detail/CVE-2026-40306","https://github.com/dnnsoftware/Dnn.Platform","https://github.com/dnnsoftware/Dnn.Platform/releases/tag/v10.2.2"],"sourceUrl":"https://github.com/advisories/GHSA-2rhw-gw3f-477j","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-2rhw-gw3f-477j","identifiers":["GHSA-2rhw-gw3f-477j","CVE-2026-40306"]},"retained":false,"historicalAffected":[]}],"coverage":[]}