| Package | Affected versions | Patched versions |
|---|---|---|
| json-jwt | ≥ 1.16.0, < 1.16.6< 1.15.3.1 | 1.16.61.15.3.1 |
| json-jwt | = 1.16.3 |
The json-jwt (aka JSON::JWT) gem 1.16.x before 1.16.6, 1.15.x before 1.15.3.1 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode.
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