Threat intelligence

Masteriyo LMS <= 2.1.7 - Unauthenticated Authorization Bypass to Arbitrary Order Completion via Stripe Webhook Endpoint

CVE-2026-5167 · learning-management-system

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Learning Management System at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Masteriyo LMS <= 2.1.7 - Unauthenticated Authorization Bypass to Arbitrary Order Completion via Stripe Webhook Endpoint
Affected software: learning-management-system(Plugin)
Affected versions: ≤ 2.1.7
Authentication: Unauthenticated
Vulnerability type: Privilege escalation
CVE: CVE-2026-5167
Published: 7 April 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow a lower-privilege user to perform actions reserved for administrators.
Source: Data imported from Wordfence Intelligence (advisory b6d51dc3-b695-4e9d-b25a-d1b302be1fec). Methodology and redistribution notes

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