TI-2025-34462 Aliases CVE-2025-54699 GHSA-wqxm-xqfg-m2f4

WordPress Masteriyo - LMS Plugin plugin <= 1.18.3 - Cross Site Scripting (XSS) Vulnerability

LOW 28CWE-79Published 2025-08-14 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in masteriyo Masteriyo - LMS learning-management-system allows Stored XSS.This issue affects Masteriyo - LMS: from n/a through <= 1.18.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00242 15th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
masteriyo	Masteriyo - LMS	up to 1.18.3	—	No fix listed	CNA

Masteriyo - LMS Vendormasteriyo Affected up to 1.18.3 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-54699
2026-10-03 Alias added: GHSA-wqxm-xqfg-m2f4

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/learning-management-system/vulnerability/wordpress-masteriyo-lms-plugin-plugin-1-18-3-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2024-16396 WordPress LMS by Masteriyo plugin <= 1.7.2 - Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
TI-2026-03894 Masteriyo LMS <= 2.1.6 - Missing Authorization to Authenticated (Student+) Privilege Escalation to Administrator CVSS 3.1HIGH 8.8
TI-2026-44383 WordPress Masteriyo - LMS plugin <= 3.4.0 - PHP Object Injection vulnerability CVSS 3.1HIGH 8.8
TI-2024-09288 Missing authorization in Masteriyo LMS – Online Course Builder for eLearning, LMS &… CVSS 3.1HIGH 8.8
TI-2024-28829 WordPress Masteriyo LMS plugin <= 1.11.4 - Broken Access Control vulnerability CVSS 3.1HIGH 7.5
TI-2024-28892 WordPress Masteriyo LMS plugin <= 1.11.4 - Insecure Direct Object Reference (IDOR) vulnerability CVSS 3.1HIGH 8.1

See all 17 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences