The Link Library WordPress plugin before 7.4.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
The Link Library WordPress plugin before 7.2.9 does not sanitise and escape the settingscopy parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting
The Link Library WordPress plugin before 7.2.8 does not have CSRF check when resetting library settings, allowing attackers to make a logged in admin reset arbitrary settings via a CSRF attack
The Link Library WordPress plugin before 7.2.8 does not have authorisation in place when deleting links, allowing unauthenticated users to delete arbitrary links via a crafted request