Vulnerability Details CVE-2019-7644
Auth0 Auth0-WCF-Service-JWT before 1.0.4 leaks the expected JWT signature in an error message when it cannot successfully validate the JWT signature. If this error message is presented to an attacker, they can forge an arbitrary JWT token that will be accepted by the vulnerable application.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 65.5%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
Products affected by CVE-2019-7644
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cpe:2.3:a:auth0:auth0-wcf-service-jwt:-