The mtrace output when running a task in the admin UI required additional sanitizing to prevent an XSS risk.
| Severity/Risk: | Minor |
| Versions affected: | 4.3, 4.2 to 4.2.3, 4.1 to 4.1.6, 4.0 to 4.0.11, 3.11 to 3.11.17, 3.9 to 3.9.24 and earlier unsupported versions |
| Versions fixed: | 4.3.1, 4.2.4, 4.1.7, 4.0.12, 3.11.18 and 3.9.25 |
| Reported by: | Brendan Heywood |
| CVE identifier: | CVE-2023-6669 |
| Changes (master): | http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-80309 |
| Tracker issue: | MDL-80309 XSS risk when manually running a task in the admin UI |