The Floating Chat Widget WordPress plugin before 3.1.2 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 Floating Chat Widget: Contact Chat Icons, Telegram Chat, Line, WeChat, Email, SMS, Call Button WordPress plugin before 3.0.3 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by users with a role as low as admin.