This advisory has been withdrawn because it is a duplicate of GHSA-543v-gj2c-r3ch. This link is maintained to preserve external references.
Active Model in Ruby on Rails 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 supports the use of instance-level writers for class accessors, which allows remote attackers to bypass intended validation steps via crafted parameters.
{
"cwe_ids": [],
"github_reviewed": true,
"github_reviewed_at": "2020-06-17T15:15:09Z",
"nvd_published_at": null,
"severity": "MODERATE"
}