CVE-2026-12230LearnPress <= 4.3.9.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'layout_custom_css'
Updated under an hour ago ()
Does this affect you?
It affects thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
The LearnPress – WordPress LMS Plugin for Create and Sell Online Courses plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'layout_custom_css' parameter in all versions up to, and including, 4.3.9.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- CVSS
- 6.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Wordfence
- NVD analysis
- Deferred
- Record last updated
- Sep 9, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
thimpress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses thimpress:learnpress_wordpress_lms_plugin_for_create_and_sell_online_courses (from the name) | through 4.3.9.1 | CNA record |
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9f662888-c388-4191-bda9-b8a22d63cb3f?source=cve
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.4/inc/ExternalPlugin/Elementor/Widgets/Instructor/ListInstructorsElementor.php#L82
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.4/inc/ExternalPlugin/Elementor/Widgets/Instructor/ListInstructorsElementor.php#L45
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.0/inc/ExternalPlugin/Elementor/Widgets/Instructor/ListInstructorsElementor.php
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.