CVE-2026-48524 PyJWT: PyJWKClient unbounded JWKS endpoint requests via attacker-controlled kid values (DoS)

PyJWT is a JSON Web Token implementation in Python. Prior to 2.13.0, PyJWKClient.getsigningkey forces a fresh HTTP request to the JWKS endpoint for every JWT with an unknown kid value, with no rate limiting. Since kid comes from the unverified token header, an attacker can trigger unlimited...

"FOD" App uses hard-coded cryptographic keys

Overview "FOD" App provided by Fuji Television Network, Inc. uses hard-coded cryptographic keys Use of hard-coded cryptographic key CWE-321 - CVE-2025-64304 The keys are used in the processing of JWT data. Impact The cryptographic keys may be retrieved. The developer considers that the impact is...