84085 matches found
CVE-2026-33746 Convoy: JWT Signature Verification Bypass Allows Authentication as Arbitrary Users
Convoy is a KVM server management panel for hosting businesses. From version 3.9.0-beta to before version 4.5.1, the JWTService::decode method did not verify the cryptographic signature of JWT tokens. While the method configured a symmetric HMAC-SHA256 signer via lcobucci/jwt, it only validated...
EUVD-2026-18354
Convoy is a KVM server management panel for hosting businesses. From version 3.9.0-beta to before version 4.5.1, the JWTService::decode method did not verify the cryptographic signature of JWT tokens. While the method configured a symmetric HMAC-SHA256 signer via lcobucci/jwt, it only validated...
CVE-2026-33544
CVE-2026-33544 affects tinyauth: before v5.0.5, GenericOAuthService, GithubOAuthService, and GoogleOAuthService store PKCE verifiers and access tokens on shared singleton instances. A race between VerifyCode() and Userinfo() during concurrent OAuth logins can cause one user’s session to be popula...
Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.11 Images Update
New images are available for Red Hat build of Keycloak 26.4.11 and Red Hat build of Keycloak 26.4.11 Operator, running on OpenShift Container Platform Red Hat build of Keycloak is an integrated sign-on solution, available as a Red Hat JBoss Middleware for OpenShift containerized image. The Red Ha...
keycloak: Keycloak: Denial of Service via excessive processing of OpenID Connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
org.keycloak.protocol.oidc: Keycloak Refresh Token Reuse Bypass via TOCTOU Race Condition
A flaw was found in the Keycloak server during refresh token processing, specifically in the TokenManager class responsible for enforcing refresh token reuse policies. When strict refresh token rotation is enabled, the validation and update of refresh token usage are not performed atomically. Thi...
Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.4.11 Update
New Red Hat build of Keycloak 26.4.11 packages are available from the Customer Portal Red Hat build of Keycloak 26.4.11 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...
keycloak: Keycloak: Information disclosure due to redirect_uri validation bypass
A flaw was found in Keycloak. This issue allows an attacker, who controls another path on the same web server, to bypass the allowed path in redirect Uniform Resource Identifiers URIs that use a wildcard. A successful attack may lead to the theft of an access token, resulting in information...
keycloak: Keycloak: UMA policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.
A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...
keycloak: Keycloak: Denial of Service via excessive processing of OpenID Connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.2.15 Update
New Red Hat build of Keycloak 26.2.15 packages are available from the Customer Portal Red Hat build of Keycloak 26.2.15 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security...
keycloak: Keycloak: Information disclosure due to redirect_uri validation bypass
A flaw was found in Keycloak. This issue allows an attacker, who controls another path on the same web server, to bypass the allowed path in redirect Uniform Resource Identifiers URIs that use a wildcard. A successful attack may lead to the theft of an access token, resulting in information...
CVE-2026-29782
OpenSTAManager is an open source management software for technical assistance and invoicing. Prior to version 2.10.2, the oauth2.php file in OpenSTAManager is an unauthenticated endpoint $skippermissions = true. It loads a record from the zzoauth2 table using the attacker-controlled GET parameter...
CVE-2026-4634
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4636
A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...
CVE-2026-3872
A flaw was found in Keycloak. This issue allows an attacker, who controls another path on the same web server, to bypass the allowed path in redirect Uniform Resource Identifiers URIs that use a wildcard. A successful attack may lead to the theft of an access token, resulting in information...
CVE-2026-4636 Keycloak: keycloak: uma policy bypass allows authenticated users to gain unauthorized access to victim-owned resources.
A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...
CVE-2026-4636
A flaw was found in Keycloak. An authenticated user with the umaprotection role can bypass User-Managed Access UMA policy validation. This allows the attacker to include resource identifiers owned by other users in a policy creation request, even if the URL path specifies an attacker-owned...
CVE-2026-4634 Keycloak: keycloak: denial of service via excessive processing of openid connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...
CVE-2026-4634 Keycloak: keycloak: denial of service via excessive processing of openid connect scope parameters
A flaw was found in Keycloak. An unauthenticated attacker can exploit this vulnerability by sending a specially crafted POST request with an excessively long scope parameter to the OpenID Connect OIDC token endpoint. This leads to high resource consumption and prolonged processing times, ultimate...