CVE-2013-1751

TWiki before 5.1.4 allows remote attackers to execute arbitrary shell commands by sending a crafted '%MAKETEXT%' parameter value containing Perl backtick characters...

CVE-2006-1387

TWiki 4.0, 4.0.1, and 20010901 through 20040904 allows remote authenticated users with edit rights to cause a denial of service infinite recursion leading to CPU and memory consumption via INCLUDE by URL statements that form a loop, such as a page that includes itself...