CVE-2026-105397 json
LearnPress WordPress Plugin through 4.4.9.1 Stored XSS via Quiz Question Hint and Explanation
published 2026-10-05 34 d ago modified 2026-10-07 32 d ago also EUVD-2026-92444
- cvss
- 5.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 5%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 32 d ago
Exploit prediction
0.17% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | 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 |
| CNA | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| CNA | 4.0 | 5.1 | 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/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 |
Affected products
- ThimPress LearnPress
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
github.com
/LearnPress/learnpress/commit/9db279c0d9fd3993430bb9af158658282e9bcee1
patch
-
plugins.svn.wordpress.org
/learnpress/tags/4.4.9.1/inc/Ajax/EditQuestionAjax.php
technical-description
-
plugins.svn.wordpress.org
/learnpress/tags/4.4.9.1/assets/src/apps/js/frontend/quiz/components/questions/question.js
technical-description
-
wordpress.org
/plugins/learnpress/
product
-
vulncheck.com
/advisories/learnpress-wordpress-plugin-through-4.4.9.1-stored-xss-via-quiz-question-hint-and-explanation
third-party-advisory
Sources
- CVE List CVE-2026-105397
- NVD CVE-2026-105397
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.