CVE-2026-86416

Summary

ILIAS versions before 9.23, 10.11, and 11.4 contain an authorization bypass vulnerability in ilObjGroupGUI where saveMapSettingsObject() and updateGroupTypeObject() perform state-changing operations without write permission checks. Authenticated users with only read access to a group can craft POST requests to modify group map settings and didactic template assignments, changing group modes and permissions for all members.

Affected Software

VendorProductVersion RangeStatus
ILIAS-eLearning e.V.ILIAS9.0 < 9.23affected
ILIAS-eLearning e.V.ILIAS10.0 < 10.11affected
ILIAS-eLearning e.V.ILIAS11.0 < 11.4affected

Weaknesses

  • CWE-862: Missing Authorization

References