CVE-2026-81340

low

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.

References

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-82658

Details

Source: Mitre, NVD

Published: 2026-09-18

Updated: 2026-09-18

Risk Information

CVSS v2

Base Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:M/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 3.8

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

Severity: Low

EPSS

EPSS: 0.00318