CVE-2026-82847 — MEDIUM (6.8)

Vulnerability Description

The Masteriyo LMS WordPress plugin before 3.4.1 does not sanitise and escape one of its course fields before outputting it back in the course editor, allowing users with the instructor role to perform Stored Cross-Site Scripting attacks against higher privileged users such as administrators.

CVSS Score

6.8

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-79

References

https://wpscan.com/vulnerability/9cc4f7a7-e5b9-48fe-962b-f5d0753e6158/

FAQ

What is CVE-2026-82847?

CVE-2026-82847 is a vulnerability with a CVSS score of 6.8 (MEDIUM). The Masteriyo LMS WordPress plugin before 3.4.1 does not sanitise and escape one of its course fields before outputting it back in the course editor, allowing users with the instructor role to perfor...

How severe is CVE-2026-82847?

CVE-2026-82847 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-82847?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.