CVE-2025-62394
BaseFortify
Publication date: 2025-10-23
Last updated on: 2025-11-14
Assigner: Fedora Project
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| moodle | moodle | From 4.5.0 (inc) to 4.5.7 (exc) |
| moodle | moodle | From 5.0.0 (inc) to 5.0.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-863 | The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in Moodle occurs because the system fails to properly verify the enrollment status of users when sending quiz notifications. As a result, users who are suspended or inactive may still receive quiz-related messages, which can lead to unauthorized disclosure of limited course information. [1]
How can this vulnerability impact me? :
The impact of this vulnerability is that suspended or inactive users might receive quiz notifications they should not have access to, potentially leaking limited information about ongoing quizzes or assessments. This could lead to unauthorized users gaining insights into course activities, which may affect the confidentiality of course content. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
You can detect this vulnerability by checking the Moodle version running on your system. Versions 4.5 through 4.5.6 and 5.0 through 5.0.2 are affected. To check the Moodle version, you can use commands like 'grep' on the version.php file in the Moodle installation directory, for example: grep "\$release" /path/to/moodle/version.php. Additionally, monitoring outgoing quiz notification messages to verify if suspended or inactive users are receiving them may help detect exploitation. [1]
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation step is to upgrade Moodle to a fixed version. Specifically, update to Moodle versions 4.5.7 or later, or 5.0.3 or later, where this vulnerability has been addressed. Until the upgrade is applied, consider reviewing and restricting quiz notification settings to prevent sending notifications to suspended or inactive users. [1]