CVE-2026-13765LearnPress <= 4.4.1 - Missing Authorization to Unauthenticated Sensitive Information Exposure via /lp/v1/users/check-answer and /start-quiz REST Endpoints
- 7.5HighCVSS base score
- 0.68%Exploitation in 30 daysEPSS · top 47% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The LearnPress – WordPress LMS Plugin for Create and Sell Online Courses plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.4.1 via the check_answer. This makes it possible for unauthenticated attackers to extract the correct-answer markers, full option lists, explanations, and question content for any quiz question on the site — including questions belonging to paid courses the attacker is not enrolled in.
Timeline
ID reserved
By Wordfence
- 18 days later
· 18 days later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| WordfenceCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVDNVD · Deferred | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.68% · top 47% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
References
References14
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ee3bbf20-43fd-4977-b0ba-b81e7a3810d0?source=cve (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L434 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L80 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L54 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/course/class-lp-course-no-required-enroll.php#L145 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L181 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/lp-template-functions.php#L1422 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L434 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L80 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L54 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/course/class-lp-course-no-required-enroll.php#L145 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L181 (opens in a new tab)
- https://plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/lp-template-functions.php#L1422 (opens in a new tab)
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3603546%40learnpress&new=3603546%40learnpress (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-45137 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-13765)Record last updated .