Product: WPKontakt (<= 3.0.1) Vendor: Wirtualna Polska (http://kontakt.wp.pl/index.html) Impact: Remote script execution in Internet Zone Severity: Medium Authors: Blazej Miga <bla@xxxxxxxxxxxxx>, Jaroslaw Sajko <sloik@xxxxxxxxxxxxx> Advisory: http://www.man.poznan.pl/security/wpkontakt.html [ISSUE] WPkontakt is the another Polish instant messenger. The problem is similiar to the problems revealed in GG or Tlen.pl - parsing error leading to the remote script execution. [DETAILS] Parsing error while parsing en email addresses allows us to inject javascript code like this: test@"style="background-image:url(javascript:alert(%22You%20are%20owned!%22>))".wp.pl The code will execute in Internet Zone. [SOLUTION] Please upgrade to the newest version (3.0.1p1) Coprights Poznan Supercomputing and Networking Center
