The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation specification.
{
"cpe": "cpe:2.3:a:doorkeeper_project:doorkeeper:*:*:*:*:*:ruby:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "4.1.0"
}
],
"source": [
"CPE_RANGE",
"REFERENCES"
]
}