Authenticated Stored Cross-Site Scripting (XSS) vulnerability found by Ex.Mi in WordPress Quick Chat plugin (versions <= 4.14).
Solution
2020-12-03 - no patched version, only note from WordPress plugin repository "This plugin has been closed as of October 13, 2020 and is not available for download. This closure is temporary, pending a full review".
Classification
Type XSS (Cross Site Scripting) OWASP Top 10 A3: Cross Site Scripting (XSS)