CVE-2026-96446

A flaw exists in the Keycloak Pushed Authorization Request (PAR) implementation where the silent authentication path (prompt=none ) allows the authorization process to skip specific steps for already logged-in users. This bypass prevents the enforcement of the security rule requiring a pushed req...

EUVD-2026-85221

A flaw was found in the Pushed Authorization Request PAR implementation of Keycloak. The issue occurs when the silent authentication path prompt=none is used, which allows the authorization process to skip certain steps if a user is already logged in. Due to this bypass, the security rule that...

CVE-2026-4282-Scanner

CVE-2026-4282-Scanner Un escáner de vulnerabilidades no intrusivo, basado en versiones, para CVE-2026-4282 , que afecta a Keycloak y a Red Hat Build of Keycloak RHBK. ⚠️ Descargo de responsabilidad: Esta herramienta está pensada estrictamente para investigación de seguridad autorizada, pruebas de...

CVE-2026-54618

Obsidian Web MCP is a secure remote MCP server for Obsidian vaults. Prior to 0.2.0, /oauth/authorize issues an authorization code without a login, consent, or session check, and /oauth/token can exchange that code for the static VAULTMCPTOKEN without authenticating a client. An unauthenticated...

CVE-2026-48717 OpenAM OAuth Authorization Bypass via PKCE Challenge

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, AuthorizationCodeGrantTypeHandler requires a codeverifier only when the realm-wide codeVerifierEnforced setting is enabled, even when an authorization code stores a codechallenge. Because that setting is disabled by...

CVE-2026-90474

MCPHub before 1.0.32 contains an authentication bypass vulnerability in its embedded OAuth 2.0 authorization server where client authentication is disabled by default and PKCE enforcement is optional. Attackers who obtain an authorization code through interception can redeem it for access tokens...

CVE-2026-90474 MCPHub before 1.0.32 OAuth 2.0 Authentication Bypass

MCPHub before 1.0.32 contains an authentication bypass vulnerability in its embedded OAuth 2.0 authorization server where client authentication is disabled by default and PKCE enforcement is optional. Attackers who obtain an authorization code through interception can redeem it for access tokens...

CVE-2026-90474: Improper Authentication

MCPHub before 1.0.32 contains an authentication bypass vulnerability in its embedded OAuth 2.0 authorization server where client authentication is disabled by default and PKCE enforcement is optional. Attackers who obtain an authorization code through interception can redeem it for access tokens...

PT-2026-90637

MCPHub before 1.0.32 contains an authentication bypass vulnerability in its embedded OAuth 2.0 authorization server where client authentication is disabled by default and PKCE enforcement is optional. Attackers who obtain an authorization code through interception can redeem it for access tokens...

Improper Authorization

Apache CXF is vulnerable to Improper Authorization. The vulnerability is due to a flaw in the removeCodeGrant functionality that allows authorization codes to remain reusable, which allows an attacker who captures a valid authorization code to redeem it multiple times and obtain multiple valid...

Improper Input Validation

Apache CXF is vulnerable to Improper Input Validation. The vulnerability is due to failure to validate the chash parameter when it is omitted by a non-compliant or misconfigured Identity Provider, which allows an attacker to substitute or inject an authorization code and potentially gain...

SUSE CVE-2026-26232

Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange...

CVE-2026-81022: Exposure of Sensitive Information to an Unauthorized Actor

The SupportCandy WordPress plugin before 3.5.3 does not validate a submitted per-ticket authorization code before disclosing the real code to the requester, allowing unauthenticated users to read the contents of any support ticket...

PT-2026-88865

The SupportCandy WordPress plugin before 3.5.3 does not validate a submitted per-ticket authorization code before disclosing the real code to the requester, allowing unauthenticated users to read the contents of any support ticket...

Exploit for CVE-2026-73311

CVE-2026-73311 XenForo before 2.3.13 allows an OAuth2 authori...

Exploit for CVE-2026-73310

CVE-2026-73310 XenForo before 2.3.13 does not bind an OAuth2...

CVE-2026-73311

XenForo before 2.3.13 contains an OAuth2 authorization code reuse vulnerability that allows attackers to obtain unauthorized token pairs by submitting a previously used authorization code. Attackers can exploit the failure to invalidate or mark authorization codes as consumed after initial token...

EUVD-2026-72782

XenForo before 2.3.13 contains an OAuth2 authorization code reuse vulnerability that allows attackers to obtain unauthorized token pairs by submitting a previously used authorization code. Attackers can exploit the failure to invalidate or mark authorization codes as consumed after initial token...

CVE-2026-73311 XenForo < 2.3.13 OAuth2 Authorization Code Reuse

XenForo before 2.3.13 contains an OAuth2 authorization code reuse vulnerability that allows attackers to obtain unauthorized token pairs by submitting a previously used authorization code. Attackers can exploit the failure to invalidate or mark authorization codes as consumed after initial token...

CVE-2026-73311 XenForo < 2.3.13 OAuth2 Authorization Code Reuse

XenForo before 2.3.13 contains an OAuth2 authorization code reuse vulnerability that allows attackers to obtain unauthorized token pairs by submitting a previously used authorization code. Attackers can exploit the failure to invalidate or mark authorization codes as consumed after initial token...