Description

A non-administrative user can upload malicious files. When an administrator or the product accesses that file, an arbitrary script may be executed on the administrator's browser. Note that Movable Type 7 series and 8.4 series, which are End-of-Life (EOL), are affected by the vulnerability as well.

INFO

Published Date :

2026-02-04T07:03:37.889Z

Last Modified :

2026-02-04T16:07:28.812Z

Source :

jpcert
AFFECTED PRODUCTS

The following products are affected by CVE-2026-23704 vulnerability.

Vendors Products
Six Apart
  • Movable Type
Six Apart Ltd
  • Movable Type
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-23704.

URL Resource
https://jvn.jp/en/jp/JVN45405689/ cve-icon cve-icon
https://movabletype.org/news/2026/02/mt-906-released.html cve-icon cve-icon
https://www.sixapart.jp/movabletype/news/2026/02/04-1100.html cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact