CVE-2026-85387

Concrete CMS before 9.5.4 contains an insufficient session expiration flaw in its OAuth REST API authorization validator. The validator confirmed only that a bearer token existed, had not expired, and had not been explicitly revoked, but did not re-check the account state of the token's owner. Co...

CVE-2026-85387 Concrete CMS before 9.5.4 allows a deactivated user to retain OAuth-authenticated REST API access

Concrete CMS before 9.5.4 re-authorized OAuth REST API requests from the bearer token alone and did not re-check the state of the account the token had been issued to. The resource server's authorization validator confirmed only that a token existed, had not expired, and had not been explicitly...

EUVD-2026-80882

n Concrete CMS 9.2.0 through 9.5.3, the REST API user creation endpoint POST /ccm/api/1.0/users, the add method of concrete/src/Api/Controller/Users.php did not perform a permission check before creating an account. As a result, any valid OAuth token carrying the users:add scope, including a...

CVE-2026-87031

Concrete CMS versions 9.2.0 through 9.5.3 contain a missing authorization check in the REST API user creation endpoint (POST /ccm/api/1.0/users, the add() method of concrete/src/Api/Controller/Users.php). Because no permission check was performed before account creation, any valid OAuth token car...

CVE-2026-63127

A flaw was found in rmcp, a Rust SDK for the Model Context Protocol. The OAuth implementation in rmcp omits the RFC 9728 resource field from ResourceServerMetadata. This allows a malicious Model Context Protocol MCP server to publish metadata for a different legitimate MCP resource. Consequently,...

keycloak-services: keycloak-services: Authorization codes can be retargeted to another client session

A flaw was found in the keycloak-services component of Red Hat Build of Keycloak. The issue occurs because OAuth 2.0 authorization codes are not properly bound to the client that originally requested them. An attacker who can intercept an authorization code can modify it to be redeemed by their o...

CVE-2026-63127 RMCP: Missing Resource Field Validation in OAuth Protected Resource Metadata Discovery

RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transport/auth.rs omits the RFC 9728 resource field from ResourceServerMetadata and allows discoveroauthserverviaresourcemetadata to use protected-resource metadat...

CVE-2026-63127 RMCP: Missing Resource Field Validation in OAuth Protected Resource Metadata Discovery

RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transport/auth.rs omits the RFC 9728 resource field from ResourceServerMetadata and allows discoveroauthserverviaresourcemetadata to use protected-resource metadat...

EUVD-2026-80824

RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transport/auth.rs omits the RFC 9728 resource field from ResourceServerMetadata and allows discoveroauthserverviaresourcemetadata to use protected-resource metadat...

CVE-2026-63127 RMCP: Missing Resource Field Validation in OAuth Protected Resource Metadata Discovery

RMCP is an official Rust SDK for the Model Context Protocol. Prior to 2.0.0, the rmcp crate's OAuth implementation in crates/rmcp/src/transport/auth.rs omits the RFC 9728 resource field from ResourceServerMetadata and allows discoveroauthserverviaresourcemetadata to use protected-resource metadat...

CVE-2026-92138

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the oauthcallback URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the vict...

CVE-2026-92138

The Jenkins Bitbucket Server Integration Plugin (atlassian-bitbucket-server-integration) versions 6.0.1 and earlier is vulnerable to an OAuth access token hijacking flaw. The OAuth authorization endpoint incorrectly reads the oauth_callback URL from the submitted form instead of using the server-...

CVE-2026-92138

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the oauthcallback URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the vict...

CVE-2026-92138

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the oauthcallback URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the vict...

EUVD-2026-80762

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the oauthcallback URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the vict...

CVE-2026-86466

Apache Airflow FAB provider: the Authentik OAuth path in the FAB auth manager does not validate the issuer or audience claims of the idtoken it accepts. An attacker holding a token that the same Authentik identity provider minted for a different client application can present it to Airflow and be...

CVE-2026-86466 Apache Airflow FAB provider: FAB Authentik provider: id_token issuer/audience not validated

Apache Airflow FAB provider: the Authentik OAuth path in the FAB auth manager does not validate the issuer or audience claims of the idtoken it accepts. An attacker holding a token that the same Authentik identity provider minted for a different client application can present it to Airflow and be...

CVE-2026-86466

Apache Airflow FAB provider: the Authentik OAuth path in the FAB auth manager does not validate the issuer or audience claims of the idtoken it accepts. An attacker holding a token that the same Authentik identity provider minted for a different client application can present it to Airflow and be...

EUVD-2026-80327

Apache Airflow FAB provider: the Authentik OAuth path in the FAB auth manager does not validate the issuer or audience claims of the idtoken it accepts. An attacker holding a token that the same Authentik identity provider minted for a different client application can present it to Airflow and be...

CVE-2026-86466 Apache Airflow FAB provider: FAB Authentik provider: id_token issuer/audience not validated

Apache Airflow FAB provider: the Authentik OAuth path in the FAB auth manager does not validate the issuer or audience claims of the idtoken it accepts. An attacker holding a token that the same Authentik identity provider minted for a different client application can present it to Airflow and be...