CVE-2008-4079: Six Apart Movable Type

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Movable Type (MT) 4.x through 4.20, and 3.36 and earlier; Movable Type Enterprise 4.x through 4.20, and 1.54 and earlier; and Movable Type Community Solution allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Affected products

• Six Apart Movable Type: up to and including 1.54; version 3.36 only; version 4 only; version 4.20 only; version unknown only

Published 2008-09-15. Last modified 2026-06-16.