CVE-2026-81340

3.8 lowEPSS 0.3%

Low (3.8). EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

3.8 low

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-639
Published: 2026-09-18
Modified: 2026-09-18
Record from: the NVD, synced 2026-10-19

References

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

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