EUVD-2026-30743

Mattermost versions 11.5.x = 11.5.1, 10.11.x = 10.11.13 fail to enforce client identity binding during the OAuth authorization code redemption flow which allows an authenticated OAuth client to redeem authorization codes issued to a different client via a crafted token exchange request.. Mattermo...

PT-2026-41644

Name of the Vulnerable Software and Affected Versions Mattermost versions 11.5.0 through 11.5.1 Mattermost versions 10.11.0 through 10.11.13 Description An issue exists in the OAuth authorization code redemption flow where client identity binding is not enforced. This allows an authenticated OAut...

AMD Processors 安全漏洞

AMD Processors are a series of processors developed by American semiconductor company AMD. There are security vulnerabilities in AMD Processors, which stem from improper permission management. These vulnerabilities could allow attackers to exchange tokens and download sensitive keys, enabling...

EUVD-2026-11304

Unity Catalog has a JWT Issuer Validation Bypass tht Allows Complete User Impersonation...

Unity Catalog has a JWT Issuer Validation Bypass tht Allows Complete User Impersonation

Context: A critical authentication bypass vulnerability exists in the Unity Catalog token exchange endpoint /api/1.0/unity-control/auth/tokens. The endpoint extracts the issuer iss claim from incoming JWTs and uses it to dynamically fetch the JWKS endpoint for signature validation without...

GHSA-QQCJ-RGHW-829X Unity Catalog has a JWT Issuer Validation Bypass tht Allows Complete User Impersonation

Context: A critical authentication bypass vulnerability exists in the Unity Catalog token exchange endpoint /api/1.0/unity-control/auth/tokens. The endpoint extracts the issuer iss claim from incoming JWTs and uses it to dynamically fetch the JWKS endpoint for signature validation without...

📄 Apache Airflow Databricks Provider Certificate Verification Bypass

The Apache Airflow Databricks Provider package disables TLS certificate verification when communicating with the Kubernetes API server during federated token exchange. Both the synchronous and asynchronous code paths use verify=False / ssl=False, allowing any attacker with network access within t...

CVE-2026-41213 @node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

CVE-2026-41213 @node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

CVE-2026-41213

The CVE concerns @node-oauth/oauth2-server, a Node.js OAuth2 server module. The token exchange path accepts RFC7636-invalid code_verifier values for S256 PKCE flows (including one-character verifiers). The underlying cause is that ABNF enforcement for code_verifier is not performed during token e...

CVE-2026-41213 @node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

@node-oauth/oauth2-server is a module for implementing an OAuth2 server in Node.js. The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the...

@node-oauth/oauth2-server 安全漏洞

@node-oauth/oauth2-server is an open-source Node.js OAuth2 server implementation that adheres to RFC standards. @node-oauth/oauth2-server has a security vulnerability; this vulnerability stems from the token exchange path accepting an invalid codeverifier value according to RFC7636, which may lea...

CVE-2025-15622 Sparx Enterprise Architect Client reveals plaintext OAuth2 client secret

Insufficiently Protected Credentials vulnerability in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client reveals plaintext OAuth2 client secretDesktop client decodes the secret and uses the plaintext secret to exchange it into an access and id tokens as part of the OpenID authentication fl...

CVE-2025-15622

The CVE-2025-15622 vectors/auth flow involve Sparx Systems Pty Ltd. Sparx Enterprise Architect desktop client exposing a plaintext OAuth2 client secret, which the client decodes and uses to exchange for access and ID tokens in the OpenID authentication flow. This is described as an Insufficiently...

CVE-2025-15622

Insufficiently Protected Credentials vulnerability in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client reveals plaintext OAuth2 client secretDesktop client decodes the secret and uses the plaintext secret to exchange it into an access and id tokens as part of the OpenID authentication fl...

Improper Validation of Unsafe Equivalence in Input

Overview @node-oauth/oauth2-server is a Complete, framework-agnostic, compliant and well tested module for implementing an OAuth2 Server in node.js Affected versions of this package are vulnerable to Improper Validation of Unsafe Equivalence in Input in the token process. An attacker can obtain...

@node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

Summary The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the authorization code, an attacker who intercepts an authorization code can...

GHSA-JHM7-29PJ-4XVF @node-oauth/oauth2-server: PKCE code_verifier ABNF not enforced in token exchange allows brute-force redemption of intercepted authorization codes

Summary The token exchange path accepts RFC7636-invalid codeverifier values including one-character strings for S256 PKCE flows. Because short/weak verifiers are accepted and failed verifier attempts do not consume the authorization code, an attacker who intercepts an authorization code can...

PT-2026-33365

Cryptomator is an open-source client-side encryption application for cloud storage. Version 1.19.1 contains a logic flaw in CheckHostTrustController.getAuthority that allows an attacker to bypass the security fix for CVE-2026-32303. The method hardcodes the URI scheme based on port number, causin...

EUVD-2026-21043

V2Board 1.6.1 through 1.7.4 and Xboard through 0.1.9 expose authentication tokens in HTTP response bodies of the loginWithMailLink endpoint when the loginwithmaillinkenable feature is active. Unauthenticated attackers can POST to the loginWithMailLink endpoint with a known email address to receiv...