CVE-2026-81340 — LOW (3.8) — White Hats Nepal

Vulnerability Description

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform per-object ownership or capability checks when updating orders through its REST API, allowing users with the Instructor role to modify any order on the site, granting free course enrolment, revoking other users' paid enrolments, and tampering with order notes.

CVSS Score

3.8

LOW

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

LOW

Related Weaknesses (CWE)

CWE-639

References

https://wpscan.com/vulnerability/8006876f-27bb-483d-b4e4-9fa4414d16f0/

FAQ

What is CVE-2026-81340?

CVE-2026-81340 is a vulnerability with a CVSS score of 3.8 (LOW). The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.50 does not perform per-object ownership or capability checks when updating orders through its REST API, allowing users with the Instr...

How severe is CVE-2026-81340?

CVE-2026-81340 has been rated LOW with a CVSS base score of 3.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-81340?

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