CVE-2012-1262: Movabletype Movable Type Advanced

Medium severity, CVSS 4.3. EPSS: 1.9% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in cgi-bin/mt/mt-wizard.cgi in Movable Type before 4.38, 5.0x before 5.07, and 5.1x before 5.13, when the product is incompletely installed, allows remote attackers to inject arbitrary web script or HTML via the dbuser parameter, a different vulnerability than CVE-2012-0318.

Affected products

• Movabletype Movable Type Advanced: up to and including 4.37; version 4.0 only; version 4.1 only; version 4.01 only; version 4.2 only; version 4.3 only; …
• Movabletype Movable Type Enterprise: up to and including 4.37; version 4.0 only; version 4.1 only; version 4.01 only; version 4.2 only; version 4.3 only; …
• Movabletype Movable Type Open Source: up to and including 4.37; version 4.0 only; version 4.1 only; version 4.01 only; version 4.2 only; version 4.3 only; …
• Movabletype Movable Type Pro: up to and including 4.37; version 4.0 only; version 4.1 only; version 4.01 only; version 4.2 only; version 4.3 only; …

Published 2012-03-03. Last modified 2026-06-16.