UBUNTU-CVE-2026-57219

RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, the obsolete GET /api/auth endpoint can disclose the OAuth 2 client secret on RabbitMQ installations configured with management.oauthclientsecret, exposing credentials to unauthenticated callers when the...

CVE-2026-57219

RabbitMQ suffers an unauthenticated disclosure vulnerability in the management API: the obsolete GET /api/auth endpoint can reveal the OAuth 2 client secret on installations configured with management.oauth_client_secret prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6. The issue arises when ...

CVE-2026-57219 RabbitMQ: Unauthenticated disclosure of OAuth client credentials via an HTTP API endpoint with certain less common OAuth 2 configurations

RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, the obsolete GET /api/auth endpoint can disclose the OAuth 2 client secret on RabbitMQ installations configured with management.oauthclientsecret, exposing credentials to unauthenticated callers when the...

CVE-2026-57219 RabbitMQ: Unauthenticated disclosure of OAuth client credentials via an HTTP API endpoint with certain less common OAuth 2 configurations

RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, the obsolete GET /api/auth endpoint can disclose the OAuth 2 client secret on RabbitMQ installations configured with management.oauthclientsecret, exposing credentials to unauthenticated callers when the...

GO-2026-5710 Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus

Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus...

CVE-2026-56270

Flowise (FlowiseAI) before 3.1.0, including 3.0.13 and earlier, exposes a missing authentication vulnerability at /api/v1/loginmethod that allows unauthenticated retrieval of an organization’s complete SSO configuration, including OAuth client secrets in cleartext, by passing an organizationId. T...

CVE-2026-50083 Aqara hardcoded OAuth client credentials

The Aqara IAM/SSO Gateway gw-builder.aqara.com used a hardcoded OAuth client credential, which is an instance of "CWE-798: Use of Hard-coded Credentials." This issue has an estimated CVSS of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N 9.1 Critical. When combined with CVE-2026-50082, CVE-50084, a...

CVE-2026-50083

The CVE-2026-50083 entry concerns the Aqara IAM/SSO Gateway (gw-builder.aqara.com) using a hardcoded OAuth client credential (CWE-798). This weak credential could enable a fully unauthenticated, remote takeover when combined with CVE-2026-50082, CVE-50084, and CVE-50085. Documented CVSSv3.1 base ...

EUVD-2026-35008

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

CVE-2026-11477 hs-web hsweb-framework OAuth2 Client OAuth2Client.java OAuth2Client redirect

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

CVE-2026-11477 hs-web hsweb-framework OAuth2 Client OAuth2Client.java OAuth2Client redirect

A vulnerability was detected in hs-web hsweb-framework up to 5.0.1. This affects the function OAuth2Client of the file hsweb-authorization/hsweb-authorization-oauth2/src/main/java/org/hswebframework/web/oauth2/server/OAuth2Client.java of the component OAuth2 Client. The manipulation results in op...

hsweb4 输入验证错误漏洞

hsweb4 is an open-source full-responsive backend management framework based on Spring Boot 2. In versions of hsweb4 5.0.1 and earlier, there was a vulnerability related to input validation errors. This vulnerability stemmed from improper handling of the OAuth2Client function in the file...

CVE-2026-44653

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. In versions up to and including 0.8.3, users with only VIEW access to an MCP server can retrieve the server's decrypted admin-managed secrets through GET /api/mcp/servers and GET /api/mcp/servers/:serverName. The returned...

PT-2026-45882

Name of the Vulnerable Software and Affected Versions LibreChat versions prior to 0.8.4 Description Users with only VIEW access to an MCP server can retrieve decrypted admin-managed secrets. This occurs through the endpoints "/api/mcp/servers" and "/api/mcp/servers/:serverName", where the returne...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: google-oauth-java-client (UTSA-2026-021491)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021491 advisory. PKCE support is not implemented in accordance with the RFC for OAuth 2.0 for Native Apps. Without the use of PKCE, the authorization code returned by an authorizatio...

CVE-2026-42235

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, an unauthenticated attacker could register a malicious MCP OAuth client with a crafted clientname. If a victim user authorized the OAuth consent dialog and a second user subsequently revoked that...

CVE-2026-42236

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, the MCP OAuth client registration endpoint accepted unauthenticated requests and stored client data without adequate resource controls. An unauthenticated remote attacker could exhaust server memor...

CVE-2026-42235 n8n: XSS via MCP OAuth client

n8n is an open source workflow automation platform. Prior to versions 1.123.32, 2.17.4, and 2.18.1, an unauthenticated attacker could register a malicious MCP OAuth client with a crafted clientname. If a victim user authorized the OAuth consent dialog and a second user subsequently revoked that...

CVE-2026-41425

A flaw was found in Authlib, a Python library for building OAuth and OpenID Connect servers. A remote attacker could exploit a missing Cross-Site Request Forgery CSRF protection on the cache feature within authlib.integrations.starletteclient.OAuth. This vulnerability allows an attacker to trick ...

Cross-site Scripting (XSS)

Overview n8n-editor-ui is a Workflow Editor UI for n8n Affected versions of this package are vulnerable to Cross-site Scripting XSS via the clientname parameter in the MCP OAuth client registration process. An attacker can execute arbitrary JavaScript in a victim's authenticated browser session b...