EUVD-2026-10938

Istio is an open platform to connect, manage, and secure microservices. Prior to 1.29.1, 1.28.5, and 1.27.8, a user of Istio is impacted if the JWKS resolver becomes unavailable or the fetch fails, exposing hardcoded defaults regardless of use of the RequestAuthentication resource. This...

CVE-2026-22818

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.11.4, there is a flaw in Hono’s JWK/JWKS JWT verification middleware allowed the algorithm specified in the JWT header to influence signature verification when the selected JWK did not explicitly defi...

BIT-ENVOY-2025-64527 Envoy crashes when JWT authentication is configured with the remote JWKS fetching

Envoy is a high-performance edge/middle/service proxy. In 1.33.12, 1.34.10, 1.35.6, 1.36.2, and earlier, Envoy crashes when JWT authentication is configured with the remote JWKS fetching, allowmissingorfailed is enabled, multiple JWT tokens are present in the request headers and the JWKS fetch...

EUVD-2025-31349

Malicious code in bioql PyPI...

Improper Encoding or Escaping of Output

Overview get-jwks is a Fetch utils for JWKS keys Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the JWKS cache process. An attacker can bypass issuer validation by poisoning the cache with keys from an unexpected issuer and subsequently leveraging...

CVE-2025-59936 get-jwks poisoned JWKS cache allows post-fetch issuer validation bypass

get-jwks contains fetch utils for JWKS keys. In versions prior to 11.0.2, a vulnerability in get-jwks can lead to cache poisoning in the JWKS key-fetching mechanism. When the iss issuer claim is validated only after keys are retrieved from the cache, it is possible for cached keys from an...

get-jwks: poisoned JWKS cache allows post-fetch issuer validation bypass

Summary A vulnerability in get-jwks can lead to cache poisoning in the JWKS key-fetching mechanism. Details When the iss issuer claim is validated only after keys are retrieved from the cache, it is possible for cached keys from an unexpected issuer to be reused, resulting in a bypass of issuer...

PT-2025-39697

Name of the Vulnerable Software and Affected Versions get-jwks versions prior to 11.0.2 Description A flaw exists in the get-jwks library related to its JWKS key-fetching mechanism. When the issuer iss claim is validated after keys are retrieved from the cache, cached keys from an unexpected issu...

PT-2024-23852

Name of the Vulnerable Software and Affected Versions oidcc versions prior to 3.0.2 oidcc versions prior to 3.1.2 oidcc versions prior to 3.2.0-beta.3 Description A Denial of Service DoS by Atom exhaustion is possible by calling oidcc provider configuration worker:get provider configuration/1 or...

Verify JWT With JSON Web Key Set (JWKS) in API Gateway

JSON Web Tokens JWT use digital signatures to establish the authenticity of the data they contain, as well as authenticating the identity of the signer. A valid signature check ensures that any party can rely on the contents and the signatory of the JWT. This is typically accomplished by using an...