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CVE-2026-24447

Published: Feb 4, 2026Updated: Feb 4, 2026 Sources: CVE List NVDCWE-1236
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.2%
Top 88.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

If a malformed data is input to the affected product, a CSV file downloaded from the affected product may contain such malformed data. When a victim user download and open such a CSV file, the embedded code may be executed in the user's environment. Note that Movable Type 7 series and 8.4 series, which are End-of-Life (EOL), are affected by the vulnerability as well.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-1236

Affected Products

Movable Type (Software Edition)Six Apart Ltd.
Mixed
Web & CMS Plugins / cms-core
Movable Type Advanced (Software Edition)Six Apart Ltd.
Mixed
Web & CMS Plugins / cms-core
Movable Type Premium (Software Edition)Six Apart Ltd.
Mixed
Web & CMS Plugins / cms-core
Movable Type Premium (Advanced Edition) (Software Edition)Six Apart Ltd.
Mixed
Web & CMS Plugins / cms-core
Movable Type (Cloud Edition)Six Apart Ltd.
Mixed
Web & CMS Plugins / cms-core
six apart ltd.commercialUSWeb & CMS Pluginsaka movable type, movable type advanced, movable type cloud edition
and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://movabletype.org/news/2026/02/mt-906-released.html
movabletype.org
https://www.sixapart.jp/movabletype/news/2026/02/04-1100.html
sixapart.jp
https://jvn.jp/en/jp/JVN45405689/
jvn.jp

Timeline

Published
Feb 4, 2026
Last Updated
Feb 4, 2026

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