CVE-2025-67849

HIGH

Moodle < 4.5.8 - XSS

Title source: rule

Description

A flaw was found in Moodle. This cross-site scripting (XSS) vulnerability, caused by improper sanitization of AI prompt responses, allows attackers to inject malicious HTML or script into web pages. When other users view these compromised pages, their sessions could be stolen, or the user interface could be manipulated.

Scores

CVSS v3 7.3
EPSS 0.0001
EPSS Percentile 1.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Classification

CWE
CWE-79
Status published

Affected Products (3)

moodle/moodle < 4.5.8
moodle/moodle
moodle/moodle < 4.1.22Packagist

Timeline

Published Feb 03, 2026
Tracked Since Feb 18, 2026