Casting remove curse on the cursed item breaks its attunement, ending the curse on the creature but not the item. The only "exception" to this rule doesn't even involve removing the curse, but rather using banishment to rid a SoV of a vengeful spirit that is the source of the curse. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.