In MISP before 2.4.193, menu_custom_right_link parameters can be set via the UI (i.e., without using the CLI) and thus attackers with admin privileges can conduct XSS attacks via a global menu link.
In MISP before 2.4.193, menu_custom_right_link_html parameters can be set via the UI (i.e., without using the CLI) and thus attackers with admin privileges can conduct XSS attacks against every page.
app/Controller/UserLoginProfilesController.php in MISP before 2.4.198 does not prevent an org admin from viewing sensitive login fields of another org admin in the same org.
In MISP through 2.4.196, app/Controller/BookmarksController.php does not properly restrict access to bookmarks data in the case where the user is not an org admin.
An issue was discovered in MISP before 2.4.184. A client does not need to use POST to start an export generation process. This is related to app/Controller/JobsController.php and app/View/Events/export.ctp.