EUVD-2026-44745

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

CVE-2026-53517

CVE-2026-53517 affects Better Auth’s oauth-provider (and related memory adapter) prior to version 1.6.11. The POST /oauth2/token refresh_token flow performs a non-atomic read–validate–revoke–mint sequence on the oauthRefreshToken row, allowing concurrent requests with the same parent refresh toke...

CVE-2026-53517 Better Auth OAuth Provider: Refresh Token Rotation Race Condition Allows Concurrent Replay and Token Family Forking

Better Auth is an authentication and authorization library for TypeScript. From 1.4.8-beta.7 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint on the refreshtoken grant performs a non-atomic read, validate, revoke, and mint sequence on the oauthRefreshToken row, allowing...

CVE-2026-53512 Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the legacy oidcProvider and mcp plugins expose OAuth token endpoints whose refreshtoken grant authenticates only possession of the bound refreshToken row and matching clientid, without verifying the...

CVE-2026-53512

CVE-2026-53512 affects Better Auth versions prior to 1.6.11, where the legacy oidcProvider and mcp plugins expose OAuth2 token endpoints that validate refresh_token grants without requiring the confidential client’s client_secret. An attacker with a valid refresh_token and the corresponding publi...

CVE-2026-53512 Better Auth: OAuth refresh-token replay via missing client authentication on oidc-provider and mcp plugins

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the legacy oidcProvider and mcp plugins expose OAuth token endpoints whose refreshtoken grant authenticates only possession of the bound refreshToken row and matching clientid, without verifying the...

CVE-2026-53518 Better Auth OAuth Provider: Race Condition in Authorization Code Exchange Enables Multi-Use Code Redemption

Better Auth is an authentication and authorization library for TypeScript. From 1.6.0 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint for the authorizationcode grant redeems a single-use authorization code through a non-atomic find-then-delete sequence, allowing two...

CVE-2026-53518

Better Auth is an authentication and authorization library for TypeScript. From 1.6.0 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint for the authorizationcode grant redeems a single-use authorization code through a non-atomic find-then-delete sequence, allowing two...

CVE-2026-53518

CVE-2026-53518 affects the Better Auth ecosystem, specifically the @better-auth/oauth-provider token endpoint for the authorization_code grant (and legacy paths via oidc-provider/mcp plugins). A race condition arises from a non-atomic find-then-delete when redeeming a single-use authorization cod...

CVE-2026-53518 Better Auth OAuth Provider: Race Condition in Authorization Code Exchange Enables Multi-Use Code Redemption

Better Auth is an authentication and authorization library for TypeScript. From 1.6.0 until 1.6.11, the @better-auth/oauth-provider POST /oauth2/token endpoint for the authorizationcode grant redeems a single-use authorization code through a non-atomic find-then-delete sequence, allowing two...

CVE-2026-53513 Better Auth: Server-side request forgery via unvalidated OIDC endpoints on @better-auth/sso provider registration

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the @better-auth/sso plugin's POST /sso/register and POST /sso/update-provider endpoints accept attacker-controlled oidcConfig.userInfoEndpoint, tokenEndpoint, and jwksEndpoint URLs when skipDiscovery: tru...

CVE-2026-53513

CVE-2026-53513 affects the @better-auth/sso plugin for Better Auth. When skipDiscovery: true is set, POST /sso/register and POST /sso/update-provider may store attacker-controlled oidcConfig.userInfoEndpoint, tokenEndpoint, and jwksEndpoint URLs without origin validation, leading to server-side r...

CVE-2026-53513 Better Auth: Server-side request forgery via unvalidated OIDC endpoints on @better-auth/sso provider registration

Better Auth is an authentication and authorization library for TypeScript. Prior to 1.6.11, the @better-auth/sso plugin's POST /sso/register and POST /sso/update-provider endpoints accept attacker-controlled oidcConfig.userInfoEndpoint, tokenEndpoint, and jwksEndpoint URLs when skipDiscovery: tru...

CVE-2026-47164

Vaultwarden (Rust) prior to 1.36.0 has an authentication flaw in its SSO flow: when SSO_SIGNUPS_MATCH_EMAIL=true, an IdP identity can bind to an existing local Vaultwarden account by asserting a victim email, due to checking the IdP email_verified claim only during new-user creation. This could a...

CVE-2026-47164 Vaultwarden: SSO Email Auto-Link Can Bind an Existing Local Account to an Attacker-Controlled IdP Identity

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.36.0, Vaultwarden's SSO login flow checked the IdP emailverified claim only for new-user creation and not when SSOSIGNUPSMATCHEMAIL=true linked an IdP identity to an existing local account, allowing an attacker-controlled Id...

CVE-2026-47164 Vaultwarden: SSO Email Auto-Link Can Bind an Existing Local Account to an Attacker-Controlled IdP Identity

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.36.0, Vaultwarden's SSO login flow checked the IdP emailverified claim only for new-user creation and not when SSOSIGNUPSMATCHEMAIL=true linked an IdP identity to an existing local account, allowing an attacker-controlled Id...

CVE-2026-47158 Vaultwarden: CSRF in SSO Authorization Flow

Vaultwarden is a Bitwarden-compatible server written in Rust. Prior to 1.36.0, Vaultwarden's SSO authorization flow did not bind the OAuth state parameter accepted by /connect/authorize to the initiating browser session, allowed attacker-controlled PKCE parameters, and left SsoAuth records intact...

Security update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provid

This update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provider-local, terraform-provider-null, terraform-provider-random, terraform-provider-tls fixes the...

CVE-2026-59259

n8n before versions 1.123.61, 2.27.4, and 2.28.1 contains a permission bypass vulnerability in external secrets handling caused by a mismatch between the static validation check and the runtime expression engine. An authenticated user with credential create or update permissions but without the...

Security update for sssd

This update for sssd fixes the following issues CVE-2026-14474: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation bsc1270709. CVE-2026-14476: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypas...