GHSA-F67F-6CW9-8MQ4 Hono JWT Middleware's JWT Algorithm Confusion via Unsafe Default (HS256) Allows Token Forgery and Auth Bypass

Summary A flaw in Hono’s JWK/JWKS JWT verification middleware allowed the JWT header’s alg value to influence signature verification when the selected JWK did not explicitly specify an algorithm. This could enable JWT algorithm confusion and, in certain configurations, allow forged tokens to be...

CVE-2026-22817

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 JWT header’s alg value to influence signature verification when the selected JWK did not explicitly specify an algorith...

CVE-2025-68925

Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, the code doesn't validate that the JWT header specifies "alg":"RS256". This vulnerability is fixed in 2.2...

CVE-2026-22817 JWT Algorithm Confusion via Unsafe Default (HS256) in Hono JWT Middleware Allows Token Forgery and Auth Bypass

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 JWT header’s alg value to influence signature verification when the selected JWK did not explicitly specify an algorith...

CVE-2025-68925 Jervis has a JWT Algorithm Confusion Vulnerability

Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, the code doesn't validate that the JWT header specifies "alg":"RS256". This vulnerability is fixed in 2.2...

CVE-2025-68925 Jervis has a JWT Algorithm Confusion Vulnerability

Jervis is a library for Job DSL plugin scripts and shared Jenkins pipeline libraries. Prior to 2.2, the code doesn't validate that the JWT header specifies "alg":"RS256". This vulnerability is fixed in 2.2...

Improper Verification of Cryptographic Signature

Overview net.gleske:jervis is a Self service Jenkins job generation using Jenkins Job DSL plugin groovy scripts. Reads .jervis.yml and generates a job in Jenkins. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the JWT verification process. ...

MiracleLinux 9 : opentelemetry-collector-0.107.0-10.el9_5 (AXSA:2025-9839:03)

The remote MiracleLinux 9 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2025-9839:03 advisory. golang-jwt/jwt: jwt-go allows excessive memory allocation during header parsing CVE-2025-30204 Tenable has extracted the preceding description block directly...

Cal.com 安全漏洞

Cal.com is an open source scheduling software from Cal.com Open Source. A security vulnerability exists in Cal.com versions 3.1.6 through prior to 6.0.7, which stems from a flaw in the custom NextAuth JWT callback that could allow an attacker to gain full authentication access to any user account...

CVE-2023-25403

CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass. The program uses a fixed JWT key, and the stored key uses username format characters. Any user who logged in within 24 hours. A token can be forged with his username to bypass authentication...

CVE-2022-42980

go-admin aka GO Admin 2.0.12 uses the string go-admin as a production JWT key...

CVE-2019-18848

The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string...

CVE-2021-41106

JWT is a library to work with JSON Web Token and JSON Web Signature. Prior to versions 3.4.6, 4.0.4, and 4.1.5, users of HMAC-based algorithms HS256, HS384, and HS512 combined with Lcobucci\JWT\Signer\Key\LocalFileReference as key are having their tokens issued/validated using the file path as...

CVE-2021-41130

Extensible Service Proxy, a.k.a. ESP is a proxy which enables API management capabilities for JSON/REST or gRPC API services. ESPv1 can be configured to authenticate a JWT token. Its verified JWT claim is passed to the application by HTTP header "X-Endpoint-API-UserInfo", the application can use ...

CVE-2023-25574

jupyterhub-ltiauthenticator is a JupyterHub authenticator for learning tools interoperability LTI. LTI13Authenticator that was introduced in jupyterhub-ltiauthenticator 1.3.0 wasn't validating JWT signatures. This is believed to allow the LTI13Authenticator to authorize a forged request. Only use...

CVE-2021-22190

A path traversal vulnerability via the GitLab Workhorse in all versions of GitLab could result in the leakage of a JWT token...

CVE-2025-47411

A user with a legitimate non-administrator account can exploit a vulnerability in the user ID creation mechanism in Apache StreamPipes that allows them to swap the username of an existing user with that of an administrator. This vulnerability allows an attacker to gain administrative control over...

CVE-2025-68620 Signal K Server vulnerable to JWT Token Theft via WebSocket Enumeration and Unauthenticated Polling

Signal K Server is a server application that runs on a central hub in a boat. Versions prior to 2.19.0 expose two features that can be chained together to steal JWT authentication tokens without any prior authentication. The attack combines WebSocket-based request enumeration with unauthenticated...

CVE-2025-68620

CVE-2025-68620 concerns Signal K Server (v2.19.0 prior) where two flaws enable JWT token theft without authentication. First, Unauthenticated WebSocket Request Enumeration: connecting to the stream endpoint with serverevents=all exposes cached ACCESS_REQUEST events to readonly/unauthenticated use...

CVE-2025-47411 Apache StreamPipes: Leverage of User ID for Privilege Escalation

A user with a legitimate non-administrator account can exploit a vulnerability in the user ID creation mechanism in Apache StreamPipes that allows them to swap the username of an existing user with that of an administrator. This vulnerability allows an attacker to gain administrative control over...