Learndash
CVE-2024-56939
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 5.4 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, user interaction required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.23%. |
| Exploit ScenarioDerived | A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. |
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Alert meAnalysisAIv1 – Mar 28, 2026
LearnDash v6.7.1 was discovered to contain a stored cross-site scripting (XSS) vulnerability in the ld-comment-body class. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. LearnDash v6.7.1 was discovered to contain a stored cross-site scripting (XSS) vulnerability in the ld-comment-body class. Affected products include: Learndash.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
LearnDash v6.7.1 was discovered to contain a stored cross-site scripting (XSS) vulnerability in the ld-comment-body class.
Executive ViewAI
Organizations using LearnDash v6.7.1 should be aware of moderate risk from CVE-2024-56939, a cross-site scripting vulnerability rated CVSS 5.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
The LearnDash LMS plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and includ
The LearnDash LMS plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and includ
The LearnDash LMS plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and includ
Full account takeover in the MemberDash WordPress membership plugin (versions up to and including 1.8.5) lets unauthenti
LearnDash Wordpress plugin version below 3.1.6 is vulnerable to Unauthenticated SQL Injection. Rated critical severity (
LearnDash v6.7.1 was discovered to contain a stored cross-site scripting (XSS) vulnerability in the materials-content cl
The LearnDash LMS plugin before 3.1.2 for WordPress allows XSS via the ld-profile search field. Rated medium severity (C
The LearnDash LMS plugin for WordPress is vulnerable to Insecure Direct Object References in versions up to, and includi
A vulnerability in LearnDash LearnDash LMS sfwd-lms.5.3. Rated high severity (CVSS 8.5), this vulnerability is remotely
An issue in the profile image upload function of LearnDash v6.7.1 allows attackers to cause a Denial of Service (DoS) vi
Exploit-DB