CVE-2023-5547: Fedoraproject Fedora

Medium severity, CVSS 6.1. EPSS: 0.5% chance of exploitation in the next 30 days.

The course upload preview contained an XSS risk for users uploading unsafe data.

Affected products

• Fedoraproject Fedora: version 37 only; version 38 only; version 39 only
• Moodle Moodle: from 3.9.0, before 3.9.24 (fixed in 3.9.24); from 3.11.0, before 3.11.17 (fixed in 3.11.17); from 4.0.0, before 4.0.11 (fixed in 4.0.11); from 4.1.0, before 4.1.6 (fixed in 4.1.6); from 4.2.0, before 4.2.3 (fixed in 4.2.3)
• Red Hat Enterprise Linux: version 7.0 only

Published 2023-11-09. Last modified 2026-06-17.