{"id":"CVE-2025-59535","title":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem","summary":"DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, ev…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","cwe":["CWE-20","CWE-200","CWE-829"],"vendor":"dnnsoftware","product":"dotnetnuke","affected":["dotnetnuke < 10.1.0"],"patched":["dotnetnuke 10.1.0"],"published":"2025-09-22","updated":"2026-10-11","sourceUpdated":"2026-10-11T20:10:00.200","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-59535","references":[{"url":"https://github.com/dnnsoftware/Dnn.Platform/blob/develop/DNN%20Platform/Library/UI/Skins/Skin.cs#L305","label":"security-advisories@github.com"},{"url":"https://github.com/dnnsoftware/Dnn.Platform/commit/72f30f69fd2214d77f6c2577dfcca495a24caf5c","label":"security-advisories@github.com"},{"url":"https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-wq2j-w9pm-7x2p","label":"security-advisories@github.com"}],"tags":["nvd"],"epss":0.00428,"epssPercentile":0.35175,"ingestedAt":"2026-10-12T14:50:33.969Z","slug":"CVE-2025-59535","body":"## Overview\n\nDNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this could be loaded on unsuspecting clients without knowledge of the site owner. This issue has been patched in version 10.1.0.\n\n## Affected\n\n- `dotnetnuke < 10.1.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `dotnetnuke 10.1.0`","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}