WebAPP before 0.9.9.5 allows remote attackers to submit Search form input that is not checked for (1) composition or (2) length, which has unknown impact, possibly related to "search form hijacking".
Multiple cross-site scripting (XSS) vulnerabilities in WebAPP 0.9.9.3.2 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) action, (2) id, (3) num, (4) board, (5) cat, (6) real, (7) viewcat, (8) img, or (9) curcatname parameter in cgi-bin/index.cgi, or (10) vsSD parameter in /mods/calendar/index.cgi.
apage.cgi in WebAPP 0.9.9.2.1, and possibly earlier versions, allows remote attackers to execute arbitrary commands via shell metacharacters in the f parameter.
Unknown vulnerability in subs.pl for WebAPP 0.9.9 through 0.9.9.2 has unknown impact and attack vectors, probably involving shell metacharacters or .. sequences.