CVE-2026-32245: Incorrect Authorization

Tinyauth is an authentication and authorization server. Prior to 5.0.3, the OIDC token endpoint does not verify that the client exchanging an authorization code is the same client the code was issued to. A malicious OIDC client operator can exchange another client's authorization code using their...

Nextcloud: OAuth2 "authorization_code" is valid indefinetly

A security advisory reported that the OAuth2 endpoint was not following best practices, as the authorization code was generated without a timeout, allowing an attacker with access to obtain and redeem the code in the future...

CVE-2022-31690

Spring Security, versions 5.7 prior to 5.7.5, and 5.6 prior to 5.6.9, and older unsupported versions could be susceptible to a privilege escalation under certain conditions. A malicious user or attacker can modify a request initiated by the Client via the browser to the Authorization Server which...

CVE-2020-26877

ApiFest OAuth 2.0 Server 0.3.1 does not validate the redirect URI in accordance with RFC 6749 and is susceptible to an open redirector attack. Specifically, it directly sends an authorization code to the redirect URI submitted with the authorization request, without checking whether the redirect...

CVE-2020-26877

ApiFest OAuth 2.0 Server 0.3.1 does not validate the redirect URI in accordance with RFC 6749 and is susceptible to an open redirector attack. Specifically, it directly sends an authorization code to the redirect URI submitted with the authorization request, without checking whether the redirect...

Authorization

ApiFest OAuth 2.0 Server 0.3.1 does not validate the redirect URI in accordance with RFC 6749 and is susceptible to an open redirector attack. Specifically, it directly sends an authorization code to the redirect URI submitted with the authorization request, without checking whether the redirect...

CVE-2020-26877

CVE-2020-26877 affects ApiFest OAuth 2.0 Server 0.3.1 and is caused by not validating the redirect_uri per RFC 6749, enabling an open redirect where an attacker-controlled redirect_uri can receive an authorization code. This is described as an open redirector vulnerability and is related to CVE-2...

CVE-2020-26877: URL Redirection to Untrusted Site

ApiFest OAuth 2.0 Server 0.3.1 does not validate the redirect URI in accordance with RFC 6749 and is susceptible to an open redirector attack. Specifically, it directly sends an authorization code to the redirect URI submitted with the authorization request, without checking whether the redirect...

Persistent XSRF on Kubernetes Dashboard using Redhat Keycloak Gatekeeper on Microsof Azure

tl;dr I found an XSRF in the OAuth implementation of Redhat Keycloak Gatekeeper. This would be a bit worse for people using Gatekeeper to protect their Kubernetes Dashboard especially in Microsof Azure. The Issue in Keycloak Gatekeeper Keycloak Gatekeeper is an OpenID Proxy service for Keycloak, ...