The Blog2Social WordPress plugin before 7.2.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
View the template here CVE-2023-3936.yaml
References:
https://wpscan.com/vulnerability/6d09a5d3-046d-47ef-86b4-c024ea09dc0f