CVE-2003-0287: Six Apart Movable Type

Medium severity, CVSS 6.8. EPSS: 1.3% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in Movable Type before 2.6, and possibly other versions including 2.63, allows remote attackers to insert arbitrary web script or HTML via the Name textbox, possibly when the "Allow HTML in comments?" option is enabled.

Affected products

• Six Apart Movable Type: up to and including 2.6; version 2.63 only

Published 2003-06-16. Last modified 2026-06-16.