CVE-2025-59575: stylemix masterstudy lms
CVSS: 4.9v3.1MediumDeferred
Published 22-10-2025Last modified 29-04-2026
Vulnerability summary
CVE-2025-59575 is a medium (CVSS 4.9) vulnerability in stylemix masterstudy lms. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.1% of scored vulnerabilities. Fixed in 3.6.21.
CVSS score
4.9/10
010
Medium · v3.1 (CVE.org)EPSS score
0.31%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 22-10-2025PublishedVulnerability first disclosed.
- 29-04-2026Last modifiedVulnerability information updated.
Description
Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Stylemix MasterStudy LMS masterstudy-lms-learning-management-system allows Retrieve Embedded Sensitive Data.This issue affects MasterStudy LMS: from n/a through <= 3.6.20.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 4.9Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:NSources3 sources · 4.3–4.9
- NVDNIST4.9MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- wordfenceSource4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NDiffers
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
22%
Versus all other CVEs
30-day change
+0.02 pp
From 0.29% on 18-09-2026
18-09-202618-10-2026
EPSS score0.31%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-497Exposure of Sensitive System Information to an Unauthorized Control SphereThe product does not properly prevent sensitive system-level information from being accessed by unauthorized actors who do not have the same level of access to the underlying system as the product does.
- CWE-200Exposure of Sensitive Information to an Unauthorized ActorThe product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
Affected systems
Stylemix1 product
- masterstudy lms≤ 3.6.20
Wordpress1 product
- masterstudy-lms-learning-management-system≤ 3.6.20 (fixed in 3.6.21)
2 vendors · 2 products
References
2 links- patchstack.com/database/…VDB Entry