CVE-2025-3643
Moodle Reflected Cross-site Scripting Vulnerability
Description
A flaw was found in Moodle. The return URL in the policy tool required additional sanitizing to prevent a reflected Cross-site scripting (XSS) risk.
INFO
Published Date :
April 25, 2025, 3:15 p.m.
Last Modified :
June 24, 2025, 3:59 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
2.3
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-3643.
| URL | Resource |
|---|---|
| https://access.redhat.com/security/cve/CVE-2025-3643 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2359742 | Issue Tracking |
| https://moodle.org/mod/forum/discuss.php?d=467604 | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-3643 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-3643 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jun. 24, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.12 *cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* versions from (including) 4.4.0 up to (excluding) 4.4.8 *cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* versions from (including) 4.5.0 up to (excluding) 4.5.4 *cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* versions up to (excluding) 4.1.18 Added Reference Type Fedora Project: https://access.redhat.com/security/cve/CVE-2025-3643 Types: Third Party Advisory Added Reference Type Fedora Project: https://bugzilla.redhat.com/show_bug.cgi?id=2359742 Types: Issue Tracking Added Reference Type Fedora Project: https://moodle.org/mod/forum/discuss.php?d=467604 Types: Vendor Advisory -
New CVE Received by [email protected]
Apr. 25, 2025
Action Type Old Value New Value Added Description A flaw was found in Moodle. The return URL in the policy tool required additional sanitizing to prevent a reflected Cross-site scripting (XSS) risk. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 Added Reference https://access.redhat.com/security/cve/CVE-2025-3643 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2359742 Added Reference https://moodle.org/mod/forum/discuss.php?d=467604
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-3643 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-3643
weaknesses.