Moodle · Moodle · CVE-2016-5013
**Name of the Vulnerable Software and Affected Versions**
Moodle versions 2.x through 3.x
**Description**
The issue allows text injection in email headers, which could potentially lead to outbound spam.
**Recommendations**
For Moodle versions 2.x through 3.x, update to a version where this issue is fixed to prevent text injection in email headers.