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CVE-2025-62400

Good to know:

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Date: October 23, 2025

Moodle exposed the names of hidden groups to users who had permission to create calendar events but not to view hidden groups. This could reveal private or restricted group information.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-62400
https://bugzilla.redhat.com/show_bug.cgi?id=2404433
https://access.redhat.com/security/cve/CVE-2025-62400
https://www.mend.io/vulnerability-database/CVE-2025-62400

Severity Score

Weakness Type (CWE)

Exposure of Sensitive Information to an Unauthorized Actor

CWE-200

Top Fix

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Upgrade Version

Upgrade to version moodle/moodle - v4.1.21;moodle/moodle - v4.4.11;moodle/moodle - 4.5.7;moodle/moodle - v5.0.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

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