GHSA-v9xq-vh72-chr4
GitHub Security Advisory
Moodle Unauthenticated users can trigger custom messages to admin via paypal enrol script
✓ GitHub Reviewed
MODERATE
Has CVE
Advisory Details
A flaw was found in Moodle 3.4 to 3.4.1, 3.3 to 3.3.4, 3.2 to 3.2.7, 3.1 to 3.1.10 and earlier unsupported versions. Unauthenticated users can trigger custom messages to admin via paypal enrol script. Paypal IPN callback script should only send error emails to admin after request origin was verified, otherwise admin email can be spammed.
Affected Packages
Packagist
moodle/moodle
Affected versions:
3.1
(fixed in 3.1.11)
Packagist
moodle/moodle
Affected versions:
3.2
(fixed in 3.2.8)
Packagist
moodle/moodle
Affected versions:
3.3
(fixed in 3.3.5)
Packagist
moodle/moodle
Affected versions:
3.4
(fixed in 3.4.2)
Related CVEs
Key Information
5.0
/10
Dataset
Last updated: November 26, 2025 6:30 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.