CVE-2021-36393

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-89

Affected software

No affected versions have been published.

Timeline

Published
Mar 6, 2023
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-363949.8In Moodle, a remote code execution risk was identified in the Shibboleth authentication plugin.CVE-2021-363957.5In Moodle, the file repository's URL parsing required additional recursion handling to mitigate the risk of recursion denial of service.CVE-2021-363967.5In Moodle, insufficient redirect handling made it possible to blindly bypass cURL blocked hosts/allowed ports restrictions, resulting in a bCVE-2021-363975.3In Moodle, insufficient capability checks meant message deletions were not limited to the current user.CVE-2021-363985.4In moodle, ID numbers displayed in the web service token list required additional sanitizing to prevent a stored XSS risk.CVE-2021-363995.4In Moodle, ID numbers displayed in the quiz override screens required additional sanitizing to prevent a stored XSS risk.CVE-2021-36407.0A flaw use-after-free in function sco_sock_sendmsg() of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIO_REGISTER CVE-2021-364005.3In Moodle, insufficient capability checks made it possible to remove other users' calendar URL subscriptions.CVE-2021-364014.8In Moodle, ID numbers exported in HTML data formats required additional sanitizing to prevent a local stored XSS risk.CVE-2021-364025.3In Moodle, Users' names required additional sanitizing in the account confirmation email, to prevent a self-registration phishing risk.CVE-2021-364035.3In Moodle, in some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which mayCVE-2021-364085.5An issue was discovered in libde265 v1.0.8.There is a Heap-use-after-free in intrapred.h when decoding file using dec265.
CVE-2021-36393: Critical severity, CVSS 9.8 | Vulnix