CVE-2021-36400

MEDIUM

Moodle <3.9.8 and 3.11.0-beta-3.11.1 - Authorization Bypass in Calendar URL Subscription Removal

Title source: llm
STIX 2.1

Description

In Moodle, insufficient capability checks made it possible to remove other users' calendar URL subscriptions.

References (1)

Core 1
Core References

Scores

CVSS v3 5.3
EPSS 0.0050
EPSS Percentile 39.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-276 CWE-639
Status published
Products (2)
moodle/moodle < 3.9.8
moodle/moodle 3.11.0-beta - 3.11.1Packagist
Published Mar 06, 2023
Tracked Since Feb 18, 2026