The Popup Builder WordPress plugin through 4.1.15 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).


https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-5561
The Popup Builder WordPress plugin through 4.1.15 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).
2023-10-16T20:15:18Z

Source: CVEAnnouncements
Source Link: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-5561