CVE-2021-20664 Information

Description

Cross-site scripting vulnerability in in Asset registration screen 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 6.7.5 and earlier (Movable Type 6.7 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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://jvn.jp/en/jp/JVN66542874/index.html https://movabletype.org/news/2021/02/mt-760-676-released.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1