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Critical · 9.4 CVE-2026-96408 EUVD-2026-94281GHSA-9xxq-384j-m3qw

A code injection vulnerability exists in the upgrade script of Movable Type, which may allow an unauthenticated attacker to execute an arbi…

Published Oct 7, 2026 · Updated Oct 7, 2026 · Assigned by jpcert

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.

Affected products

VendorProductAffectedFixed
Six Apart Movable Type Cloud Edition 9.2.0 – ≤ 9.2.1 —
Six Apart Movable Type 9.0.0 – ≤ 9.0.9, 8.8.0 – ≤ 8.8.5, 8.0.0 – ≤ 8.0.12 —
Six Apart Movable Type Premium Cloud Edition 9.2.0 – ≤ 9.2.1 —
Six Apart Movable Type Premium 9.0.0 – ≤ 9.0.9, 2.0 – ≤ 2.17 —

References