Bug 19054 - XSS Flaws in Report - Top Most-circulated items

Bug 19054 - XSS Flaws in Report - Top Most-circulated items

1. Hit /cgi-bin/koha/reports/cat_issues_top.pl
2. Enter <IFRAME SRC="javascript:alert('XSS');"></IFRAME> in Callnumber, Day, Month, Year search box.
3. Notice the iframe is executed.
4. Apply patch.
5. Reload page, and enter iframe again on Callnumber, Day, Month, Year search box.
6. Notice it is no longer executed.

Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
(cherry picked from commit 755a1fb372b29443b7d128c4c710f7a7ed63f189)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>