Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via insufficient binding of JWT-backed API authentication to the organization context. An attacker can access sensitive information and perform unauthorized actions in another organization's context by replaying ...

CVE-2026-41164

nuts-node is the reference implementation of the Nuts specification. Prior to 6.2.3 and 5.4.31, the v1 access token introspection endpoint /auth/v1/introspectaccesstoken accepts any JWT signed by a key present on the node, without validating the JWT type, issuer-to-key binding, or required claims...