CVE-2020-25631

MEDIUM

Moodle 3.7.0-3.7.7, 3.8-3.8.4, 3.9-3.9.1 - Stored Cross-Site Scripting in Book Chapter Title

Title source: llm
STIX 2.1

Description

A vulnerability was found in Moodle 3.9 to 3.9.1, 3.8 to 3.8.4 and 3.7 to 3.7.7 where it was possible to include JavaScript in a book's chapter title, which was not escaped on the "Add new chapter" page. This is fixed in 3.9.2, 3.8.5 and 3.7.8.

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_confirm
https://moodle.org/mod/forum/discuss.php?d=410843

Scores

CVSS v3 6.1
EPSS 0.0034
EPSS Percentile 56.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
moodle/moodle 3.7.0 - 3.7.8
moodle/moodle 3.9 - 3.9.2Packagist
Published Dec 08, 2020
Tracked Since Feb 18, 2026