GHSA-9HMG-827W-9RHJ nuts-node has JWT type confusion in v1 access token introspection that allows VP replay as access token

Summary 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. This allows a Verifiable Presentation VP JWT to be replayed as an access token and...

nuts-node has JWT type confusion in v1 access token introspection that allows VP replay as access token

Summary 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. This allows a Verifiable Presentation VP JWT to be replayed as an access token and...

PT-2026-37245

Name of the Vulnerable Software and Affected Versions nuts-node versions prior to 5.4.31 nuts-node versions prior to 6.2.3 Description The v1 access token introspection endpoint '/auth/v1/introspect access token' accepts any JSON Web Token JWT signed by a key present on the node without validatin...