CVE-2026-119556: medium-severity vulnerability in moodle
Moodle through 5.3.0, 5.2.4, 5.1.8, 5.0.11 and 4.5.15 Missing Authorization via core_grades_get_gradeitems
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.3%
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 a missing capability check in the core_grades_get_gradeitems web service that allows enrolled students to view hidden grade items. Authenticated course users can call the AJAX or mobile web service to list hidden grade item ids, names, and categories that the gradebook conceals from them.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
Moodle Project · moodleRelated CVEs — moodle
In the same product, most dangerous first.
CVE-2025-26533HIGHSQL injection risk in course search module list filterEPSS 0.6%CVE-2025-26529HIGHStored XSS risk in admin live logEPSS 0.5%CVE-2025-26525HIGHArbitrary file read risk through pdfTeXEPSS 0.4%CVE-2026-119553HIGHMoodle through 5.3.0, 5.2.4, 5.1.8, 5.0.11 and 4.5.15 Blackboard Import Path TraversalEPSS 0.4%CVE-2025-26527MEDIUMNon-searchable tags can still be discovered on the tag search page and in the tags blockEPSS 0.4%CVE-2025-26530HIGHReflected XSS via question bank filterEPSS 0.4%
References
https://abraxaslabs.tech/research/moodle-grades-gradeitemshttps://github.com/moodle/moodlehttps://github.com/moodle/moodle/blob/v5.3.0/public/grade/classes/external/get_gradeitems.php#L74-L80https://www.vulncheck.com/advisories/moodle-through-5.3.0-5.2.4-5.1.8-5.0.11-and-4.5.15-missing-authorization-via-core-grades-get-gradeitems