Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in mrdenny Time Sheets allows Reflected XSS. This issue affects Time Sheets: from n/a through 2.1.3.
The Time Sheets WordPress plugin before 1.29.3 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)