46 matches found
CVE-2023-0264
PoC for CVE-2023-0264 Keycloak vulnerability that allows session hijacking during authorization code flow See https://github.com/advisories/GHSA-9g98-5mj6-f9mv Prerequisites Docker curl jq python3 or another tool to serve static files on HTTP Steps to reproduce 1. Start Keycloak container with...
CVE-2026-73310 XenForo < 2.3.13 OAuth2 Authorization Code Token Theft via redirect_uri Bypass
XenForo before 2.3.13 contains an authorization flaw in the OAuth2 token endpoint that allows attackers controlling any allowlisted redirect URI to bypass redirect URI binding by submitting a different allowlisted URI than the one recorded at authorization time. Attackers can exchange an...
PT-2026-87056
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...
SUSE CVE-2026-6334
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...
CVE-2026-16615 Librest: weak random number generation in pkce implementation
A flaw was found in librest. The PKCE implementation for OAuth authorization uses the GRand function from the GLib API, a cryptographically insecure pseudo-random number generator. Because the generated "code verifier" lacks sufficient cryptographic entropy, a malicious actor can reverse-engineer...
EUVD-2026-36747
ThingsBoard v4.3.0.1 is vulnerable to an authentication bypass during the OAuth authorization code exchange. The application improperly trusts user-supplied identity data within the user parameter of the /login/oauth2/code/ endpoint. By manipulating the email address in this JSON object, a remote...
Concrete CMS: OAuth 2.0 Authorization-Code Handler Bypasses Account Status
For Concrete CMS 9.5.0 and below, OAuth 2.0 Authorization-Code Handler Bypasses Account Status. A user with uIsActive=0 suspended, banned, terminated employee can still authenticate via OAuth and receive valid API tokens...
EUVD-2026-31364
For Concrete CMS 9.5.0 and below, OAuth 2.0 Authorization-Code Handler Bypasses Account Status. A user with uIsActive=0 suspended, banned, terminated employee can still authenticate via OAuth and receive valid API tokens. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score o...
Improper Validation of Specified Type of Input
Overview concrete5/concrete5 is a concrete5 open source CMS. Affected versions of this package are vulnerable to Improper Validation of Specified Type of Input via the OAuth 2.0 Authorization-Code Handler. An attacker can gain unauthorized access to resources by authenticating with an account tha...
CVE-2026-7887 For Concrete CMS 9.5.0 and below, OAuth 2.0 Authorization-Code Handler Bypasses Account Status
For Concrete CMS 9.5.0 and below, OAuth 2.0 Authorization-Code Handler Bypasses Account Status. A user with uIsActive=0 suspended, banned, terminated employee can still authenticate via OAuth and receive valid API tokens. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score o...
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...
GHSA-3GX8-Q682-38MX OpenID Connect nonce generated but never validated — ID token replay attack
Summary The roadiz/openid package generates an OIDC nonce in OAuth2LinkGenerator::generate and includes it in the authorization request sent to the identity provider, but never stores it and never validates it on the callback. The OpenIdJwtConfigurationFactory validation chain does not include a...
CVE-2026-40948 Apache Airflow Providers Keycloak: OAuth Login CSRF — Missing State Parameter in Keycloak Auth Manager
The Keycloak authentication manager in apache-airflow-providers-keycloak did not generate or validate the OAuth 2.0 state parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's...
CVE-2026-33757 OpenBao lacks user confirmation for OIDC direct callback mode
OpenBao is an open source identity-based secrets management system. Prior to version 2.5.2, OpenBao does not prompt for user confirmation when logging in via JWT/OIDC and a role with callbackmode set to direct. This allows an attacker to start an authentication request and perform "remote phishin...
OpenBao lacks user confirmation for OIDC direct callback mode
Impact OpenBao does not prompt for user confirmation when logging in via JWT/OIDC and a role with callbackmode set to direct. This allows an attacker to start an authentication request and perform "remote phishing" by having the victim visit the URL and automatically log-in to the session of the...
PT-2026-25055
Name of the Vulnerable Software and Affected Versions Tinyauth versions prior to 5.0.3 Description Tinyauth is an authentication and authorization server. The OIDC token endpoint does not verify that the client exchanging an authorization code is the same client to which the code was originally...
ionic-spid-poc-crs
SPID SSO POC — Ionic React + Node.js + Signicat Sandbox A p...
oidc-poc
OIDC SSO Proof of Concept Proof of concept for bidirectional...