In Moodle, in some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which may pose a phishing risk.

Affected Packages

Packagist moodle/moodle

Affected versions: 3.11.0-beta (fixed in 3.11.1)

Packagist moodle/moodle

Affected versions: 3.10.0-beta (fixed in 3.10.5)

Packagist moodle/moodle

Affected versions: 0 (fixed in 3.9.8)

Related CVEs

CVE-2021-36403

Key Information

GHSA ID

GHSA-j9cw-5cpj-9qj5

Published

March 7, 2023 12:30 AM

Last Modified

March 13, 2023 10:06 PM

CVSS Score

5.0 /10

Primary Ecosystem

Packagist

Primary Package

moodle/moodle

GitHub Reviewed

✓ Yes

Dataset

Last updated: June 14, 2025 6:24 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.