Apache Kafka Client - Arbitrary File Read

Apache Kafka Client contains arbitrary file read and server-side request forgery caused by untrusted configuration of sasl.oauthbearer.token.endpoint.url and sasl.oauthbearer.jwks.endpoint.url, letting attackers read files or send requests to unintended locations, exploit requires untrusted party...

CVE-2026-46498

An Authorization Bypass Through User-Controlled Key (CWE-639) in OpenAM Community Edition (through 16.0.6 ) allows an attacker to forge OAuth2 bearer tokens and OIDC ID tokens with arbitrary subject, client, realm, and scope. The root cause is in the stateful OAuth2 token-read path: OAuthTokenSto...

CVE-2026-50157

Auth0 Symfony is a Symfony SDK for Auth0 Authentication and Management APIs. From 5.0.0-BETA0 until 5.9.0, the Authorizer::authenticate and Authorizer::supports paths in the Authorizer security authenticator may accept OAuth 2.0 bearer access tokens from the token URL query parameter as well as t...

EUVD-2026-77672

Auth0 Symfony is a Symfony SDK for Auth0 Authentication and Management APIs. From 5.0.0-BETA0 until 5.9.0, the Authorizer::authenticate and Authorizer::supports paths in the Authorizer security authenticator may accept OAuth 2.0 bearer access tokens from the token URL query parameter as well as t...

SUSE CVE-2026-44330

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the nnef-pfdmanagement route group without inbound OAuth2/bearer-token authorization. A network attacker who can reach NEF on the SBI can use a forged or arbitrary bearer token e.g. Authorization...

CVE-2026-15015: Missing Authorization

The MountDev AI MCP Connector for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.6.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated attackers...

EUVD-2026-46064

This vulnerability impacts all versions of IdentityIQ and allows an unauthenticated attacker unauthorized access to protected APIs and data due to improper validation of OAuth bearer tokens...

CVE-2026-12341 SailPoint IdentityIQ Improper Bearer Token Validation Vulnerability

This vulnerability impacts all versions of IdentityIQ and allows an unauthenticated attacker unauthorized access to protected APIs and data due to improper validation of OAuth bearer tokens...

CVE-2026-12341: Improper Authentication

This vulnerability impacts all versions of IdentityIQ and allows an unauthenticated attacker unauthorized access to protected APIs and data due to improper validation of OAuth bearer tokens...

CVE-2026-49277: Insufficient Session Expiration

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12, Rocket.Chat does not revoke OAuth bearer or refresh tokens when a user is deactivated. A deactivated user can continue using an existing OAuth...

CVE-2026-8719: Improper Privilege Management

The AI Engine – The Chatbot, AI Framework & MCP for WordPress plugin for WordPress is vulnerable to Privilege Escalation in version 3.4.9. This is due to missing WordPress capability enforcement in the MCP OAuth bearer-token authorization path, where any valid OAuth token causes MCP access to be...

BIT-KAFKA-2026-33557 Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication

A possible security vulnerability has been identified in Apache Kafka. By default, the broker property sasl.oauthbearer.jwt.validator.class is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. It accepts any JWT token without validating its signature, issuer, or audience. A...

GHSA-28JG-CGG7-J4WC Apache Kafka does not validate JWT tokens in its OAUTHBEARER authentication implementation

A security vulnerability has been identified in Apache Kafka. By default, the broker property sasl.oauthbearer.jwt.validator.class is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. It accepts any JWT token without validating its signature, issuer, or audience. An attacke...

CVE-2026-33557

A security vulnerability exists in Apache Kafka due to the default configuration of the sasl.oauthbearer.jwt.validator.class property, which is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. This validator fails to verify the signature, issuer, or audience of JWT tokens....

CVE-2026-33557 Apache Kafka: Missing JWT token validation in OAUTHBEARER authentication

A possible security vulnerability has been identified in Apache Kafka. By default, the broker property sasl.oauthbearer.jwt.validator.class is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. It accepts any JWT token without validating its signature, issuer, or audience. A...

PT-2026-33644

Name of the Vulnerable Software and Affected Versions Apache Kafka versions prior to 3.9.2 Apache Kafka versions prior to 4.0.1 Description The NetworkClient component outputs complete request and response information when the log level is set to DEBUG. While the default log level is INFO, enabli...

PT-2026-33633

Name of the Vulnerable Software and Affected Versions Apache Kafka versions 4.1.0 through 4.1.1 Description An authentication bypass exists because the default broker property sasl.oauthbearer.jwt.validator.class is set to org.apache.kafka.common.security.oauthbearer.DefaultJwtValidator. This cla...

VulnCheck KEV: CVE-2025-27817

A possible arbitrary file read and SSRF vulnerability has been identified in Apache Kafka Client. Apache Kafka Clients accept configuration data for setting the SASL/OAUTHBEARER connection with the brokers, including "sasl.oauthbearer.token.endpoint.url" and "sasl.oauthbearer.jwks.endpoint.url"...

curl: Connection Reuse Ignores OAuth Bearer Token Mismatch

Summary: The connection pool reuse function urlmatchconn in lib/url.c checks oauthbearer in its credential match block — but only for protocols marked as requiring per-connection credentials. For HTTP, OAuth bearer is passed as a header, not a protocol-level credential. If a libcurl application...

curl: In curl's SASL OAUTHBEARER authentication, including the SOH character (0x01) in the username corrupts the message structure.

Summary: This vulnerability arises because curl fails to validate the contents of the username when constructing OAuth2 authentication messages. Depending on the server-side implementation, this could lead to log tampering or credential spoofing. Affected version curl 8.18.0...