CVE-2026-119555
Medium
Description
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 core_grades_get_feedback web service. The service lacks group-membership and enrolment checks, so non-editing teachers can iterate userid values to read other groups' grade feedback and users' names and identity fields such as email.
SeverityMedium
CVSS4.3
Exploit probability—
Product
Moodle
PublishedOct 30, 2026
First seenNov 4, 2026
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Moodle Project moodle | 5.3.0, 5.2.0 ≤ v ≤ 5.2.4, 5.1.0 ≤ v ≤ 5.1.8, 5.0.0 ≤ v ≤ 5.0.11, 4.2.0 ≤ v ≤ 4.5.15 | — |
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