Vulnerability details

CVE-2026-96408

Six Apart Movable TypeSix Apart Movable Type Premium
CVSS 4.0
9.3Critical

Official description

A code injection vulnerability exists in the upgrade script of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary Perl script or an SQL query on the affected product.

CVSS scores

ScoreVersionSourceVector
9.3Critical 4.0 CVEProject cvelistV5 (CNA) (jpcert) CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
9.4Critical 3.0 CVEProject cvelistV5 (CNA) (jpcert) CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Affected products

VendorProductVersionsSource
Six Apart Ltd. Movable Type 8.0.0 ≤ v ≤ 8.0.12 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type 8.8.0 ≤ v ≤ 8.8.5 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type 9.0.0 ≤ v ≤ 9.0.9 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type Cloud Edition 9.2.0 ≤ v ≤ 9.2.1 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type Premium 2.0 ≤ v ≤ 2.17 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type Premium 9.0.0 ≤ v ≤ 9.0.9 CVEProject cvelistV5 (CNA)
Six Apart Ltd. Movable Type Premium Cloud Edition 9.2.0 ≤ v ≤ 9.2.1 CVEProject cvelistV5 (CNA)

References and advisories

3
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Details

Published
2026-10-07
Last updated
2026-10-07
State
Published
Assigner (CNA)
jpcert

Exploit prediction (EPSS)

0.41%
Probability of exploitation in 30 days
36.1%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-94
    Code injection