CVE-2026-119555

A flaw was found in Moodle. The grade feedback web service coregradesgetfeedback fails to properly enforce group-membership and course enrolment checks. An authenticated remote user with a non-editing teacher role can exploit this vulnerability by querying arbitrary user identifiers. This can lea...

CVE-2026-119555

Moodle 4.2.0 through 4.5.15, 5.0.0 through 5.0.11, 5.1.0 through 5.1.8, 5.2.0 through 5.2.4, and 5.3.0 contain an information disclosure vulnerability in the coregradesgetfeedback web service. The service lacks group-membership and enrolment checks, so non-editing teachers can iterate userid valu...

CVE-2026-119555

Moodle versions 4.2.0 through 4.5.15 , 5.0.0 through 5.0.11 , 5.1.0 through 5.1.8 , 5.2.0 through 5.2.4 , and 5.3.0 are vulnerable to an information disclosure vulnerability in the core_grades_get_feedback web service. The root cause is a lack of group-membership and enrolment checks, allowing no...

EUVD-2026-113820

Moodle 4.2.0 through 4.5.15, 5.0.0 through 5.0.11, 5.1.0 through 5.1.8, 5.2.0 through 5.2.4, and 5.3.0 contain an information disclosure vulnerability in the coregradesgetfeedback web service. The service lacks group-membership and enrolment checks, so non-editing teachers can iterate userid valu...

CVE-2026-119555 Moodle through 5.3.0, 5.2.4, 5.1.8, 5.0.11 and 4.5.15 Information Disclosure via core_grades_get_feedback

Moodle 4.2.0 through 4.5.15, 5.0.0 through 5.0.11, 5.1.0 through 5.1.8, 5.2.0 through 5.2.4, and 5.3.0 contain an information disclosure vulnerability in the coregradesgetfeedback web service. The service lacks group-membership and enrolment checks, so non-editing teachers can iterate userid valu...