CVE-2021-20840

Cross-site scripting vulnerability in Booking Package – Appointment Booking Calendar System versions prior to 1.5.11 allows a remote attacker to inject an arbitrary script via unspecified vectors.

Date published : 2021-11-24

https://jvn.jp/en/jp/JVN68066589/index.html

https://saasproject.net/ja/fixed/20211019.php