EUVD-2026-76789
GHSA-pwq8-2w9x-rh69
Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Instructor role is a low-trust authenticated role (PR:L), not administrator-level; confidentiality limited to post content only.
Primary rating from Vendor (wpscan).
CVSS VectorVendor: wpscan
Lifecycle Timeline
5DescriptionCVE.org
The Masteriyo LMS WordPress plugin before 3.4.1 does not verify ownership of, or restrict the type of, the records a user requests for download, allowing users with the instructor role to retrieve the full content and metadata of arbitrary posts, including other instructors' private and draft courses.
AnalysisAI
Insecure direct object reference in the Masteriyo LMS WordPress plugin (versions 1.14.0 through <3.4.1) allows authenticated users holding the instructor role to retrieve full content and metadata of arbitrary WordPress posts - including private and draft courses authored by other instructors - by supplying arbitrary post IDs in download requests. The plugin neither verifies that the requesting instructor owns the target record nor restricts the post types eligible for retrieval. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid WordPress user account with the instructor role on a site running Masteriyo LMS versions 1.14.0 through <3.4.1. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 3.1 scores this at 2.7 (Low) using AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N, treating the instructor role as a high-privilege prerequisite. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Update the Masteriyo LMS WordPress plugin to version 3.4.1 or later, which is confirmed as the vendor-released patched version per the WPScan advisory. … Detailed patch versions, workarounds, and compensating controls in full report. |
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