Multiple cross-site scripting (XSS) vulnerabilities in Leadhound Full and LITE 2.1, and probably the Network Version "Full Version", allow remote attackers to inject arbitrary web script or HTML via the login parameter in (1) agent_affil.pl, (2) agent_help.pl, (3) agent_faq.pl, (4) agent_help_insert.pl, (5) sign_out.pl, (6) members.pl, (7) modify_agent_1.pl, (8) modify_agent_2.pl, (9) modify_agent.pl, (10) agent_links.pl, (11) agent_stats_pending_leads.pl, (12) agent_logoff.pl, (13) agent_rev_det.pl, (14) agent_subaffiliates.pl, (15) agent_stats_pending_leads.pl, (16) agent_transactions.pl, (17) agent_payment_history.pl, (18) agent_summary.pl, (19) agent_camp_all.pl, (20) agent_camp_new.pl, (21) agent_camp_notsub.pl, (22) agent_campaign.pl, (23) agent_camp_expired.pl, (24) agent_stats_det.pl, (25) agent_stats.pl, (26) agent_camp_det.pl, (27) agent_camp_sub.pl, (28) agent_affil_list.pl, and (29) agent_affil_code.pl; the logged parameter in (30) agent_faq.pl, (31) agent_help_insert.pl, (32) members.pl, (33) modify_agent_1.pl, (34) modify_agent_2.pl, (35) modify_agent.pl, (36) agent_links.pl, (37) agent_subaffiliates.pl, (38) agent_stats_pending_leads.pl, (39) agent_transactions.pl, (40) agent_summary.pl, (41) agent_camp_all.pl, (42) agent_camp_new.pl, (43) agent_camp_notsub.pl, (44) agent_campaign.pl, (45) agent_camp_expired.pl, (46) agent_stats.pl, (47) agent_camp_det.pl, (48) agent_camp_sub.pl, (49) agent_affil_list.pl, and (50) agent_affil_code.pl; the camp_id parameter in (51) agent_links.pl, (52) agent_subaffiliates.pl, and (53) agent_camp_det.pl; the (54) banner parameter in agent_links.pl; the offset parameter in (55) agent_links.pl, (56) agent_subaffiliates.pl, (57) agent_transactions.pl, and (58) agent_summary.pl; the date parameter in (59) agent_subaffiliates.pl, (60) agent_transactions.pl, and (61) agent_summary.pl; the dates parameter in (62) agent_rev_det.pl and (63) agent_stats_det.pl; the (64) page parameter in agent_camp_det.pl; the (65) agent_id parameter in agent_commission_statement.pl; and the (66) lost password field in lost_pwd.pl.