CVE-2021-20665

Cross-site scripting vulnerability in in Add asset screen of Contents field of Movable Type 7 r.4705 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4705 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.39 and earlier, and Movable Type Premium Advanced 1.39 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.

Date published : 2021-03-05

https://jvn.jp/en/jp/JVN66542874/index.html

https://movabletype.org/news/2021/02/mt-760-676-released.html