Unauthenticated SQL Injection Vulnerability in Good Layers LMS Plugin <= 2.1.4

CVE-2020-27481 · CRITICAL Severity

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

An unauthenticated SQL Injection vulnerability in Good Layers LMS Plugin <= 2.1.4 exists due to the usage of "wp_ajax_nopriv" call in WordPress, which allows any unauthenticated user to get access to the function "gdlr_lms_cancel_booking" where POST Parameter "id" was sent straight into SQL query without sanitization.

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