CVE-2026-55672 ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation)

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's OAuth2 and OIDC CodeExchange, RefreshToken, and device token flows fail to verify that the requesting client matches the client that initiated the authorization flow, allowing intercepted grants or refre...

CVE-2026-55672 ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation)

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's OAuth2 and OIDC CodeExchange, RefreshToken, and device token flows fail to verify that the requesting client matches the client that initiated the authorization flow, allowing intercepted grants or refre...

CVE-2026-55672

Summary (concrete details) : The CVE concerns Zitadel, an open-source identity management platform. The vulnerability occurs in the OAuth2/OIDC CodeExchange and RefreshToken flows (and related device token flow) where verification that the requesting client matches the originally authorized clien...

GHSA-392P-2Q2V-4372 Better Auth: OAuth refresh-token rotation forks the token family on concurrent redemption

Am I affected? Users are affected if all of the following are true: - Their project depends on @better-auth/oauth-provider at a version = 1.6.0, = 1.4.8-beta.7, 1.6.0. - At least one OAuth client served by their application's authorization server requests the offlineaccess scope, so refresh token...

Insufficient Session Expiration

Overview @better-auth/oauth-provider is an An oauth provider plugin for Better Auth Affected versions of this package are vulnerable to Insufficient Session Expiration through the POST /oauth2/token endpoint during the refresh token granting. An attacker can gain unauthorized access by exploiting...

NPM: Better Auth: OAuth refresh-token rotation forks the token family on concurrent redemption

NPM: Better Auth: OAuth refresh-token rotation forks the token family on concurrent redemption vulnerability discovered by ? in WordPress Npm better-auth versions = 1.4.8-beta.7, 1.6.0...

GHSA-PW9M-5JXM-XR6H Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth and has enabled at least one of: oidcProvider imported from better-auth/plugins/oidc-provider, or mcp imported from better-auth/plugins/mcp. - Their application has at least one confidential...

NPM: Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

NPM: Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins vulnerability discovered by ? in WordPress Npm better-auth versions 1.6.11...

Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Am I affected? Users are affected if all of the following are true: - Their application uses better-auth and has enabled at least one of: oidcProvider imported from better-auth/plugins/oidc-provider, or mcp imported from better-auth/plugins/mcp. - Their application has at least one confidential...

Incorrect Authorization

Overview better-auth is a The most comprehensive authentication library for TypeScript. Affected versions of this package are vulnerable to Incorrect Authorization in the refreshtoken grant process of the legacy oidcProvider and mcp plugins, where confidential clients are not required to...

CVE-2026-56224

Capgo: vulnerability in console.capgo.app/login prior to version 12.128.2 allows access_token and refresh_token to be accepted in URL query parameters, leading to automatic user authentication without user confirmation. Practically, an attacker can craft a malicious link that lures a victim into ...

CVE-2026-56224 Capgo - Login CSRF and Session Fixation via URL Query Parameters

Capgo console.capgo.app/login before 12.128.2 accepts accesstoken and refreshtoken in URL query parameters, automatically authenticating users without confirmation. Attackers can craft malicious links to force victims into attacker-controlled sessions, exposing tokens in browser history and logs...

GO-2026-5768 ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation) in github.com/zitadel/zitadel

ZITADEL: Missing clientid binding in OIDC authorization code exchange and refresh token flows RFC 6749 Section 4.1.3 violation in github.com/zitadel/zitadel...

org.keycloak.protocol.oidc.grants: org.keycloak.services.managers: Keycloak: Server-Side Request Forgery via OIDC token endpoint manipulation

A flaw was found in Keycloak. An authenticated attacker can perform Server-Side Request Forgery SSRF by manipulating the clientsessionhost parameter during refresh token requests. This occurs when a Keycloak client is configured to use the backchannel.logout.url with the application.session.host...

keycloak: Keycloak: Unauthorized account access via replayed refresh tokens after cluster restart

A flaw was found in Keycloak. When revokeRefreshToken=true is enabled and persistent session storage is in use, a server restart can reset internal timing mechanisms. This allows a remote attacker, who has previously captured a user's refresh token, to replay that token even after it has been...

CVE-2026-49277 Rocket.Chat: OAuth access and refresh tokens remain valid after account deactivation

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.2, 8.3.4, 8.2.4, 8.1.5, 8.0.6, 7.13.8, and 7.10.12, Rocket.Chat does not revoke OAuth bearer or refresh tokens when a user is deactivated. A deactivated user can continue using an existing OAuth...

CVE-2026-9183

The 24liveblog - live blog tool plugin for WordPress is vulnerable to Exposure of Sensitive Information in versions up to, and including, 2.2. This is due to the lb24blockenqueuescripts function being hooked to enqueueblockeditorassets and, for any non-administrator user, falling back to loading...

EUVD-2026-38681

The 24liveblog - live blog tool plugin for WordPress is vulnerable to Exposure of Sensitive Information in versions up to, and including, 2.2. This is due to the lb24blockenqueuescripts function being hooked to enqueueblockeditorassets and, for any non-administrator user, falling back to loading...

CVE-2026-53928

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, a stolen refresh token survived a password-forgot flow and could be used to mint fresh JWTs even after the user reset their password. passwordChange and passwordReset deleted the user's refresh tokens, but passwordForg...

CVE-2026-46550

NocoDB is software for building databases as spreadsheets. Prior to 2026.04.1, the refresh-token cookie was set with httpOnly: true but missing both the secure flag and the sameSite attribute. Over plain HTTP the cookie could be intercepted on the network; without sameSite, browsers attached it t...