CVE-2026-13765
CVE-2026-13765 — LearnPress <= 4.4.1 - Missing Authorization to Unauthenticated Sensitive Information Exposure via /lp/v1/users/check-answer and /start-quiz REST Endpoints
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.
Published Updated Sources: cvelistV5, Wordfence
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
1%
chance of exploitation in 30 days
CVSS base
7.5
HIGH
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
None
none · proof-of-concept · active
Automatable
Yes
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 7.5 | CVSS 3.1 | HIGH | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-862
Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.
- T1211Exploitation for Defensive Evasion
- T1542.002Pre-OS Boot: Component Firmware
- T1556Modify Authentication Process
References
14 on the record
- www.wordfence.com/threat-intel/vulnerabilities/id/ee3bbf20-43fd-4977-b0ba-b81e7a3810d0?source=cve
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L434
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L80
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L54
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/course/class-lp-course-no-required-enroll.php#L145
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L181
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.4.1/inc/lp-template-functions.php#L1422
reference
- plugins.trac.wordpress.org/browser/learnpress/tags/4.3.6/inc/rest-api/v1/frontend/class-lp-rest-users-controller.php#L434
reference
Elsewhere on this site
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.