Movable Type vulnerabilities

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

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.

Movable Type by Six Apart Ltd. contains an SQL injection vulnerability that may allow an attacker to execute arbitrary SQL statements.

The Site Search function in Movable Type contains an SQL injection vulnerability that may allow an unauthenticated attacker to execute arbitrary SQL queries on the affected product.

Missing authorization in Movable Type allows a user without admin privileges to perform unintended updates after signing in.