NPM: Flowise: Unauthenticated OAuth2 token refresh endpoint returns access tokens — enables token theft for any connected service

NPM: Flowise: Unauthenticated OAuth2 token refresh endpoint returns access tokens — enables token theft for any connected service vulnerability discovered by ? in WordPress Npm flowise versions = 3.1.2...

Flowise: Unauthenticated OAuth2 token refresh endpoint returns access tokens — enables token theft for any connected service

Summary The OAuth2 token refresh endpoint POST /api/v1/oauth2-credential/refresh/:credentialId is in WHITELISTURLS, meaning it requires no authentication. It decrypts the stored credential containing clientId, clientSecret, refreshtoken, sends a refresh request to the configured OAuth provider, a...

CVE-2026-15236 Gallery for Google Photos < 1.2.1 - Unauthenticated Google OAuth Token Disclosure

The Gallery for Google Photos WordPress plugin before 1.2.1 does not properly restrict access to the stored third-party OAuth credentials of the connected account, exposing the persistent access and refresh tokens to unauthenticated users and allowing long-term compromise of the linked account...

CVE-2026-53431 Boruta accepts expired JWT client assertions due to missing exp claim validation

Authentication Bypass by Capture-replay vulnerability in malach-it Boruta allows an attacker who has obtained a previously valid JWT client assertion to authenticate as the issuing OAuth client after the assertion has expired. Boruta accepts JWT-based client authentication clientsecretjwt and...

CVE-2026-53431 Boruta accepts expired JWT client assertions due to missing exp claim validation

Authentication Bypass by Capture-replay vulnerability in malach-it Boruta allows an attacker who has obtained a previously valid JWT client assertion to authenticate as the issuing OAuth client after the assertion has expired. Boruta accepts JWT-based client authentication clientsecretjwt and...

CVE-2026-9720

The Facturación Electrónica Costa Rica plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.2. This is due to missing or incorrect nonce validation on the global scope, included by fvcradminpagehtml function. This makes it possible for...

GHSA-FQ2P-5P22-8G6J Gitea: Public-Only Personal access tokens scope bypass in Organization and Permission Endpoints

Summary A personal access token restricted with the public-only scope can still retrieve private organization membership and organization permission details for its own account through organization-listing endpoints. This bypass breaks the intended guarantee that such tokens are limited to public...

CVE-2026-16103

Keycloak CVE-2026-16103 affects the keycloak-services component. It describes an incomplete fix for CVE-2026-9798: brute-force protection checks were added to the CIBA initiation path but omitted from the token redemption path. As a result, an attacker with valid client credentials can obtain acc...

CVE-2026-16103 Keycloak-services: keycloak-services: incomplete fix for ciba brute-force lockout bypass at token redemption

A flaw was found in the keycloak-services component of Keycloak. This issue is an incomplete fix for CVE-2026-9798, where brute-force protection checks were added to the Client-Initiated Backchannel Authentication CIBA initiation handler but were omitted from the token redemption handler. This...

CVE-2026-16089

The CVE-2026-16089 entry describes a vulnerability in Red Hat Build of Keycloak’s keycloak-services, where OAuth 2.0 authorization codes are not properly bound to the client that requested them. If an attacker can intercept an authorization code, they can modify it to be redeemed by their own cli...

CVE-2026-16089 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...

EUVD-2026-45176

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-2026-16089

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-2026-62387

CVE-2026-62387 affects Grav’s API plugin (getgrav/grav-plugin-api) prior to 1.0.0-rc.16. The vulnerability arises from a default CORS setting of Access-Control-Allow-Origin: * on all responses, including authenticated endpoints and preflight (OPTIONS). The plugin accepts credentials via Authoriza...

PT-2026-60770

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-2026-53518 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

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...

EUVD-2026-44649

The Grav API plugin getgrav/grav-plugin-api before 2.0.4 contains an improper session invalidation vulnerability where JWT access tokens are issued without a jti JWT ID claim and therefore cannot be revoked server-side. Unlike refresh tokens, access tokens remain valid for their full lifetime...

CVE-2026-58122 Hermes WebUI < 0.51.307 Authentication Bypass via X-Forwarded-For Header Spoofing

Hermes WebUI before 0.51.307 contains an authentication bypass vulnerability that allows unauthenticated remote attackers to circumvent local-origin IP restrictions on onboarding endpoints by supplying a spoofed X-Forwarded-For header with a loopback address. Attackers can exploit this bypass to...

Dormant GitHub Accounts Help Attackers Blend In While Mapping Corporate Orgs

Datadog Security Labs is warning of "several overlapping campaigns" that are systematically enumerating corporate GitHub organizations, repositories, and user accounts through the GitHub API. "Operators rely on automated scraping tooling with custom or legitimate-sounding user agents, leveraging...