The time-validation implementation in (1) mod/feedback/complete.php and (2) mod/feedback/complete_guest.php in Moodle through 2.3.11, 2.4.x before 2.4.9, 2.5.x before 2.5.5, and 2.6.x before 2.6.2 allows remote authenticated users to bypass intended restrictions on starting a Feedback activity by choosing an unavailable time.
Severity
Medium 4.9
Published
24 Mar 2014
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.5% in the next 30 daysHigher than 75% of CVEs. EPSS by FIRST, 12 Nov 2026