smallrye-jwt: quarkus-smallrye-jwt: smallrye-jwt: Unauthenticated same-origin SSRF via unsanitized JWT kid header in AwsAlbKeyResolver

A flaw was found in SmallRye JWT's AwsAlbKeyResolver, which is used by applications to verify JSON Web Tokens signed by AWS Application Load Balancers. When the AWSALB key provider is configured, the resolver constructs the key-fetch URL by directly concatenating the attacker-controlled kid heade...

CVE-2026-18675

The dataplane token validator in kuma-cp performs an unchecked Go type assertion on the JWT kid header. A token whose kid is a JSON number decodes as a float64 and triggers a runtime panic before any signature, claims, or authorization check runs. The panic terminates the entire kuma-cp process,...

CVE-2026-18675: Uncaught Exception

The dataplane token validator in kuma-cp performs an unchecked Go type assertion on the JWT kid header. A token whose kid is a JSON number decodes as a float64 and triggers a runtime panic before any signature, claims, or authorization check runs. The panic terminates the entire kuma-cp process,...