CVE-2026-24447

medium

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.

References

https://www.sixapart.jp/movabletype/news/2026/02/04-1100.html

https://movabletype.org/news/2026/02/mt-906-released.html

https://jvn.jp/en/jp/JVN45405689/

Details

Source: Mitre, NVD

Published: 2026-02-04

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 4.8

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L

Severity: Medium

EPSS

EPSS: 0.00012