Reliance on Untrusted Inputs in a Security Decision

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Reliance on Untrusted Inputs in a Security Decision through the client authentication flow in the client...

CVE-2026-1609

A flaw was found in Keycloak. When the JSON Web Token JWT authorization grant preview feature is enabled and a user account is disabled, Keycloak fails to validate the user’s disabled status during JWT authorization grant processing. A remote attacker with low privileges can exploit this improper...

CVE-2026-1609 Org.keycloak/keycloak-quarkus-server: keycloak: unauthorized access via jwt authorization grant with disabled users

A flaw was found in Keycloak. When the JSON Web Token JWT authorization grant preview feature is enabled and a user account is disabled, Keycloak fails to validate the user’s disabled status during JWT authorization grant processing. A remote attacker with low privileges can exploit this improper...

PT-2026-60686

Name of the Vulnerable Software and Affected Versions Envoy Gateway affected versions not specified Description When operating in GatewayNamespaceMode provider.kubernetes.deploy.type=GatewayNamespace, the xDS gRPC server lacks a UnaryInterceptor, leaving Fetch endpoints unauthenticated...

Linux Distros Unpatched Vulnerability : CVE-2026-45363

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. Prior to 2.10.3 and 3.2.0, JWT.decodetoken, '', true, algorithm: 'HS256' accept...

CVE-2026-61684

FastGPT is a knowledge-based AI application platform. In 4.15.0-beta4, FastGPT plugin invoke reverse-call endpoints under /api/invoke/ authenticate only by verifying a JWT signed with INVOKETOKENSECRET, which defaults to the constant string token and was not set in official deployment templates. ...

Security Bulletin: IBM Cloud Pak for Data System (CPDS 1.0) is affected by multiple vulnerabilities due to PyJWT

Summary PyJWT is used by IBM Cloud Pak for Data System 1.0 as a Python library for encoding and decoding JSON Web Tokens JWT for authentication and authorization. Multiple vulnerabilities affect PyJWT. CVE-2026-48522 involves a Server-Side Request Forgery SSRF vulnerability where PyJWKClient pass...

UBUNTU-CVE-2026-45363

ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. Prior to 2.10.3 and 3.2.0, JWT.decodetoken, '', true, algorithm: 'HS256' accepts an attacker-forged token because OpenSSL::HMAC.digest'SHA256', '', payload returns a valid digest under an empty key and no empty-key...

CVE-2026-45363

ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. Prior to 2.10.3 and 3.2.0, JWT.decodetoken, '', true, algorithm: 'HS256' accepts an attacker-forged token because OpenSSL::HMAC.digest'SHA256', '', payload returns a valid digest under an empty key and no empty-key...

CVE-2026-45363

CVE-2026-45363 affects the ruby-jwt gem (Ruby implementation of JWT). Prior to versions 2.10.3 and 3.2.0, JWT.decode(token, '', true, algorithm: 'HS256') can accept attacker-forged tokens because OpenSSL::HMAC.digest('SHA256', '', payload) yields a valid digest with an empty key, and empty-key pa...

CVE-2026-45363

ruby-jwt is a Ruby implementation of the RFC 7519 OAuth JSON Web Token standard. Prior to 2.10.3 and 3.2.0, JWT.decodetoken, '', true, algorithm: 'HS256' accepts an attacker-forged token because OpenSSL::HMAC.digest'SHA256', '', payload returns a valid digest under an empty key and no empty-key...

CVE-2026-45069

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims registered audience aud, issuer iss, and expiry exp checkers but did not pass the mandatory claims list to...

EUVD-2026-37897

Woodpecker gRPC agentid metadata can be spoofed- cross-tenant agent impersonation...

CVE-2026-45069

CVE-2026-45069 concerns Symfony’s OidcTokenHandler, where verifyClaims() registered aud/iss/exp checkers but did not pass the mandatory claims list to ClaimCheckerManager::check(). Consequently, a validly signed JWT missing these claims could pass verification. The issue is fixed in Symfony relea...

CVE-2026-55954 Missing ID token claim validation in ueberauth_apple allows account takeover

Authentication Bypass by Spoofing vulnerability in ueberauth ueberauthapple allows account takeover via unvalidated ID token claims. The Ueberauth.Strategy.Apple.Token.payload/2 function verifies the JWT signature of the callback idtoken against Apple's JWKS but does not validate any registered...

CVE-2026-10714

The CVE-2026-10714 issue affects FactoryTalk Services Platform (FTSP) . It hinges on a JWT validation bypass where the application does not verify that the JWT algorithm is configured for RSA, allowing an attacker to set the algorithm to "none" and forge tokens. This could enable an authenticated...

Security Bulletin: Python Interpreter Sandbox Bypass Leading to Sensitive Data Exposure

Summary The Python Interpreter component and legacy Python REPL Tool component provided flow and agent authors the ability to execute Python code within a scoped globals environment restricted to an operator-configured import allow-list and curated safe builtins. An attacker who could provide inp...

CVE-2026-55040: Microsoft SharePoint JWT Token Authentication Bypass (FIXED)

Overview Rapid7 Labs conducted a zero-day research project against Microsoft SharePoint, resulting in the discovery of two new vulnerabilities that, when chained together, achieve unauthenticated remote code execution RCE against a vulnerable SharePoint server. Today, both Rapid7 and Microsoft ar...

CVE-2026-56451

A vulnerability has been identified in Opcenter X All versions V2604. Affected applications do not properly validate the algorithm specified in the JSON Web Token JWT header. This could allow an unauthenticated remote attacker to forge arbitrary JWT, bypass authentication mechanisms and impersona...

PYSEC-2026-2528 joserfc: HS256/HS384/HS512 verify accepts empty/nil HMAC key (cross-language sibling of CVE-2026-45363)

Summary joserfc.jwt.decode accepts attacker-forged HMAC-signed tokens when the caller-supplied verification key is the empty string or None. HMACAlgorithm.sign and HMACAlgorithm.verify in src/joserfc/rfc7518/jwsalgs.py:62-70 feed whatever OctKey.getopkey... produced into hmac.new..., and...