The PageListSort function in scripts/pagelist.php in PmWiki 2.x before 2.2.35 allows remote attackers to execute arbitrary code via PHP sequences in a crafted order parameter in a pagelist directive, leading to unintended use of the PHP create_function function.
Cross-site scripting (XSS) vulnerability in (1) uploads.php and (2) "url links" in PmWiki 2.1.6 and earlier allows remote attackers to inject arbitrary web script or HTML via unspecified parameters.
Cross-site scripting (XSS) vulnerability in the Search module in PmWiki up to 2.0.12 allows remote attackers to inject arbitrary web script or HTML via the q parameter.