CVE-2026-88848 — MEDIUM (4.2)

Vulnerability Description

The MasterStudy LMS WordPress plugin from 1.9 before 3.7.50 does not verify that a course a member asks to enrol in is covered by their membership plan, nor that the plan identifier submitted with the request is one they actually hold, allowing any member to enrol themselves into restricted paid courses outside their plan and beyond the number of courses it entitles them to.

CVSS Score

4.2

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-863

References

https://wpscan.com/vulnerability/13258868-aeed-4664-8b38-ffb1f802895a/

FAQ

What is CVE-2026-88848?

CVE-2026-88848 is a vulnerability with a CVSS score of 4.2 (MEDIUM). The MasterStudy LMS WordPress plugin from 1.9 before 3.7.50 does not verify that a course a member asks to enrol in is covered by their membership plan, nor that the plan identifier submitted with the...

How severe is CVE-2026-88848?

CVE-2026-88848 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-88848?

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