Description

JSON Web Token (JWT) can be digitally signed for protection against data tampering. The web application sets the algorithm of the token to "none" which means the token is not signed/MACed.

Remediation

Change the algorithm to a secure one

References

Example Unsecured JWT

Related Vulnerabilities

ASP.NET ValidateRequest Is Globally Disabled

Apache Geronimo default administrative credentials

WebDAV Directory Has Write Permissions

Pyramid DebugToolbar enabled

Lucee Unset Admin Password

Severity

High

Classification

CWE-345 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Configuration Weak Credentials