MySQL Improper Limitation of a Pathname to a Restricted Directory (Path Traversal) Vulnerability - CVE-2010-1848
Directory traversal vulnerability in MySQL 5.0 through 5.0.91 and 5.1 before 5.1.47 allows remote authenticated users to bypass intended table grants to read field definitions of arbitrary tables and on 5.1 to read or delete content of arbitrary tables via a .. (dot dot) in a table name.