{"id":"CVE-2026-81338","title":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts …","summary":"The MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts …","severity":"medium","cvss":4.6,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","cwe":["CWE-345"],"product":"MasterStudy LMS WordPress Plugin","affected":["masterstudy_lms_wordpress_plugin < 3.7.50"],"published":"2026-09-23","updated":"2026-09-23","sourceUpdated":"2026-09-23T18:13:31.210","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-81338","references":[{"url":"https://wpscan.com/vulnerability/e8494c71-fb0f-4ab9-a8b7-8db3745a2d9b/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"epss":0.00138,"epssPercentile":0.03524,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-23T10:46:48.963456Z"},"ingestedAt":"2026-09-23T06:17:57.886Z","slug":"CVE-2026-81338","body":"## Overview\n\nThe MasterStudy LMS WordPress Plugin  WordPress plugin before 3.7.50 does not properly sanitise and restrict HTML in user-submitted content before storing it and rendering it to other users, allowing users with subscriber-level accounts and above to perform stored HTML injection, such as embedding iframes, that can be leveraged for phishing and content spoofing against other users viewing the content.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":25,"depthScoreParts":{"impact":25.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":209572,"id":"CVE-2026-81338","ts":1790162587130,"field":"cvss","old":null,"new":"4.6"},{"seq":209571,"id":"CVE-2026-81338","ts":1790162587130,"field":"severity","old":"none","new":"medium"}]}