Cross-site scripting vulnerability in Movable Type series allows a remote authenticated attacker to inject an arbitrary script. Affected products/versions are as follows: Movable Type 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Premium 1.58 and earlier, Movable Type Premium Advanced 1.58 and earlier, Movable Type Cloud Edition (Version 7) r.5405 and earlier, and Movable Type Premium Cloud Edition 1.58 and earlier.

Cross-site scripting vulnerability in Movable Type versions prior to Ver. 6.3.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Movable Type before 5.2.6 does not properly use the Storable::thaw function, which allows remote attackers to execute arbitrary code via the comment_state parameter.

SQL injection vulnerability in the XML-RPC interface in Movable Type before 5.18, 5.2.x before 5.2.11, and 6.x before 6.0.6 allows remote attackers to execute arbitrary SQL commands via unspecified vectors.

mt-wizard.cgi in Six Apart Movable Type before 4.261, when global templates are not initialized, allows remote attackers to bypass access restrictions and (1) send e-mail to arbitrary addresses or (2) obtain sensitive information via unspecified vectors.

Six Apart Movable Type (MT) before 4.23 allows remote authenticated users with create permission for posts to bypass intended access restrictions and publish posts via a "system-wide entry listing screen."

Multiple cross-site scripting (XSS) vulnerabilities in Six Apart Movable Type (MT) before 4.23 allow remote attackers to inject arbitrary web script or HTML via a (1) MTEntryAuthorUsername, (2) MTAuthorDisplayName, (3) MTEntryAuthorDisplayName, or (4) MTCommenterName field in a Profile View template; a (5) listing screen or (6) edit screen in the CMS app; (7) a TrackBack title, related to the HTML sanitization library; or (8) a user archive name (aka archive title) on a published Community Blog template.