{"cve":"CVE-2026-105397","nvd":{"published":"2026-10-05T16:17:12.650","modified":"2026-10-07T21:17:11.907","status":"Deferred","description":"LearnPress plugin for WordPress through 4.4.9.1 contains a stored cross-site scripting vulnerability that allows authenticated instructors to inject scripts via quiz question hint and explanation fields. Attackers with the Instructor role can submit unsanitized payloads through the update_question AJAX handler that execute in the session of every student taking the quiz.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","score":5.1},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://github.com/LearnPress/learnpress/commit/9db279c0d9fd3993430bb9af158658282e9bcee1","https://plugins.svn.wordpress.org/learnpress/tags/4.4.9.1/assets/src/apps/js/frontend/quiz/components/questions/question.js","https://plugins.svn.wordpress.org/learnpress/tags/4.4.9.1/inc/Ajax/EditQuestionAjax.php","https://wordpress.org/plugins/learnpress/","https://www.vulncheck.com/advisories/learnpress-wordpress-plugin-through-4.4.9.1-stored-xss-via-quiz-question-hint-and-explanation"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:57:46.668721662+00:00"},"epss":{"cve":"CVE-2026-105397","score":0.00166,"percentile":0.05802,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}