Spree 0.2.0 does not properly restrict the use of a hash to provide values for a model's attributes, which allows remote attackers to set the Order state value and bypass the intended payment step via a modified URL, related to a "mass assignment" vulnerability.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This vulnerability has a 1.23% probability of being exploited in the next 30 days, ranking higher than 68% of all scored CVEs.