The Klaviyo WordPress plugin before 3.0.10 does not sanitize 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).
Zafiyet ile ilgili Genel Bilgi, Etki ve Çözümleri için Devamını Oku
Kaynak: National Vulnerability Database