Vulnerability in Academy Lms

CVE-2026-16563

The Academy LMS WordPress plugin before 3.8.3 does not verify course enrollment or lesson publication status when returning a single lesson through its REST API, allowing users with a self-service student (Subscriber-level) account to disclose the content of arbitrary lessons, including lessons of paid courses they are not enrolled in and unpublished (draft, pending, private) lessons.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (27.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16563: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • Academy Lms — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16563?
CVE-2026-16563 is a medium-severity vulnerability in Academy Lms, classified under Improper Access Control. CVSS score: 6.5/10. Published 2026-08-03.
How severe is CVE-2026-16563?
Medium severity. CVSS v3 base score is 6.5 out of 10.