See SA-CONTRIB-2015-064 - Ubercart Discount Coupons - Cross Site Scripting (XSS)
Fixes SA-CONTRIB-2015-071 - Simple Subscription - Cross Site Scripting (XSS)
See SA-CONTRIB-2015-054 - SMS Framework - Cross Site Scripting (XSS).
Changes since 6.x-1.8: