CVE-2024-33939: masteriyo masteriyo - lms
CVSS: 5.3v3.1MediumModified
Published 19-05-2025Last modified 28-04-2026
Vulnerability summary
CVE-2024-33939 is a medium (CVSS 5.3) vulnerability in masteriyo masteriyo - lms. EPSS estimates a 0.94% chance of exploitation in the next 30 days, higher than 60.2% of scored vulnerabilities. Fixed in 1.7.4.
CVSS score
5.3/10
010
Medium · v3.1 (CVE.org)EPSS score
0.94%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 19-05-2025PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Authentication Bypass Using an Alternate Path or Channel vulnerability in masteriyo Masteriyo - LMS learning-management-system.This issue affects Masteriyo - LMS: from n/a through <= 1.7.3.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 5.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NSourcesAll 3 agree
- NVDNIST5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- wordfenceSource5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS trend
Probability
0.94%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
+0.01 pp
From 0.93% on 19-09-2026
19-09-202619-10-2026
EPSS score0.94%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-288Authentication Bypass Using an Alternate Path or ChannelThe product requires authentication, but the product has an alternate path or channel that does not require authentication.
- CWE-639Authorization Bypass Through User-Controlled KeyThe system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
Affected systems
Masteriyo1 product
- masteriyo - lms≤ 1.7.3
Themegrill1 product
- masteriyo< 1.7.4
Wordpress1 product
- learning-management-system≤ 1.7.3 (fixed in 1.7.4)
3 vendors · 3 products