CVE-2020-25699

In moodle, insufficient capability checks could lead to users with the
ability to course restore adding additional capabilities to roles within
that course. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5, 3.7 to 3.7.8,
3.5 to 3.5.14 and earlier unsupported versions. This is fixed in moodle
3.9.3, 3.8.6, 3.7.9, 3.5.15, and 3.10.