Description

Movable Type contains a stored cross-site scripting vulnerability in Edit ContentData page. If crafted input is stored by an attacker with "ContentType Management" privilege, an arbitrary script may be executed on the web browser of the user who accesses Edit ContentData page.

INFO

Published Date :

2025-10-23T04:10:30.545Z

Last Modified :

2025-10-23T15:18:25.113Z

Source :

jpcert
AFFECTED PRODUCTS

The following products are affected by CVE-2025-54856 vulnerability.

Vendors Products
Six Apart
  • Movable Type
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-54856.

URL Resource
https://jvn.jp/en/jp/JVN24333679/ cve-icon cve-icon
https://movabletype.org/news/2025/10/mt-880-released.html cve-icon cve-icon
https://www.sixapart.jp/movabletype/news/2025/10/22-1055.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