Cross-site scripting (XSS) vulnerability in P4DB 2.01 and earlier allows remote attackers to inject arbitrary web script or HTML via (1) SET_PREFERENCES parameter in SetPreferences.cgi; (2) BRANCH parameter in branchView.cgi; (3) FSPC and (4) COMPLETE parameters in changeByUsers.cgi; (5) FSPC, (6) LABEL, (7) EXLABEL, (8) STATUS, (9) MAXCH, (10) FIRSTCH, (11) CHOFFSETDISP, (12) SEARCHDESC, (13) SEARCH_INVERT, (14) USER, (15) GROUP, and (16) CLIENT parameters in changeList.cgi; (17) CH parameter in changeView.cgi; (18) USER parameter in clientList.cgi; (19) CLIENT parameter in clientView.cgi; (20) FSPC parameter in depotTreeBrowser.cgi; (21) FSPC parameter in depotStats.cgi; (22) FSPC, (23) REV, (24) ACT, (25) FSPC2, (26) REV2, (27) CH, and (28) CONTEXT parameters in fileDiffView.cgi; (29) F