CVE-2025-67855

MEDIUM

Moodle < 4.1.22 - Reflected Cross-Site Scripting via Policy Tool Return URL

Title source: llm
STIX 2.1

Description

A flaw was found in mooodle. A remote attacker could exploit a reflected Cross-Site Scripting (XSS) vulnerability in the policy tool return URL. This vulnerability arises from insufficient sanitization of URL parameters, allowing attackers to inject malicious scripts through specially crafted links. Successful exploitation could lead to information disclosure or arbitrary client-side script execution within the user's browser.

References (2)

Core 2
Core References
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2025-67855
Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2423861

Scores

CVSS v3 5.4
EPSS 0.0003
EPSS Percentile 9.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (3)
moodle/moodle 5.1.0
moodle/moodle < 4.1.22
moodle/moodle 0 - 4.1.22Packagist
Published Feb 03, 2026
Tracked Since Feb 18, 2026