CVE-2026-44392
Published:May 20, 2026
Updated:June 11, 2026
Missing authorization vulnerability exists in Movable Type. Under certain conditions, when a user without administrator privileges signs in to the product, unintended update processing may be executed.
Affected Packages
https://github.com/movabletype/movabletype.git (GITHUB):
Affected version(s) >=mt3.31 <mt8.0.11Fix Suggestion:
Update to version mt8.0.11https://github.com/movabletype/movabletype.git (GITHUB):
Affected version(s) >=mt8.8.0 <mt8.8.4Fix Suggestion:
Update to version mt8.8.4https://github.com/movabletype/movabletype.git (GITHUB):
Affected version(s) >=mt9.0.4 <mt9.0.8Fix Suggestion:
Update to version mt9.0.8https://github.com/movabletype/movabletype.git (GITHUB):
Affected version(s) >=mt9.1.0 <mt9.2.0Fix Suggestion:
Update to version mt9.2.0Related Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Missing Authorization
EPSS
Base Score:
0.03