CVE-2026-96408

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-96408
StatePUBLISHED
Assignerjpcert
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-07 11:17:20 UTC
Updated2026-10-07 18:17:32 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v4.0 9.3 CRITICAL from [email protected]

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-94 | CWE-94 Code injection

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary9.3CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS9.3CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
3.0[email protected]Secondary9.4CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
3.0CNACVSS9.4CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
High
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Six Apart Ltd. Movable Type Cloud Edition affected 9.2.0 9.2.1 semver Not specified
CNA Six Apart Ltd. Movable Type affected 9.0.0 9.0.9 semver Not specified
CNA Six Apart Ltd. Movable Type affected 8.8.0 8.8.5 semver Not specified
CNA Six Apart Ltd. Movable Type affected 8.0.0 8.0.12 semver Not specified
CNA Six Apart Ltd. Movable Type Premium Cloud Edition affected 9.2.0 9.2.1 semver Not specified
CNA Six Apart Ltd. Movable Type Premium affected 9.0.0 9.0.9 semver Not specified
CNA Six Apart Ltd. Movable Type Premium affected 2.0 2.17 semver Not specified

References

ReferenceSourceLinkTags
www.sixapart.jp/movabletype/news/2026/10/07-1100.html [email protected] www.sixapart.jp
movabletype.org/news/2026/10/mt-930-released.html [email protected] movabletype.org
jvn.jp/en/jp/JVN91153973 [email protected] jvn.jp
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