CVE-2026-66598

B2BKing Premium versions up to 5.6.07 are vulnerable to unauthenticated Cross Site Scripting (XSS), allowing attackers to inject malicious scripts into web pages viewed by users. This vulnerability can lead to session hijacking, data theft, or defacement of the website, posing significant risks to both users and the integrity of the application. Organizations using affected versions should prioritize patching this vulnerability to safeguard their systems and users from potential exploitation.