CVE-2026-29793 NoSQL Injection via WebSocket id Parameter in MongoDB Adapter

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. From 5.0.0 to before 5.0.42, Socket.IO clients can send arbitrary JavaScript objects as the id argument to any service method get, patch, update, remove. The transport layer performs no type...

CVE-2026-29792 Feathersjs has an OAuth Callback Account Takeover

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. From 5.0.0 to before 5.0.42, an unauthenticated attacker can send a crafted GET request directly to /oauth/:provider/callback with a forged profile in the query string. The OAuth service's...

CVE-2026-29792 Feathersjs has an OAuth Callback Account Takeover

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. From 5.0.0 to before 5.0.42, an unauthenticated attacker can send a crafted GET request directly to /oauth/:provider/callback with a forged profile in the query string. The OAuth service's...

PT-2026-24421

Name of the Vulnerable Software and Affected Versions Feathersjs versions 5.0.0 through 5.0.41 Description Feathersjs is a framework used for building web APIs and real-time applications. Socket.IO clients can send arbitrary JavaScript objects as the id argument to any service method get, patch,...

PT-2026-24420

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. From 5.0.0 to before 5.0.42, an unauthenticated attacker can send a crafted GET request directly to /oauth/:provider/callback with a forged profile in the query string. The OAuth service's...

CVE-2026-27192

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27191

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. Versions 5.0.39 and below the redirect query parameter is appended to the base origin without validation, allowing attackers to steal access tokens via URL authority injection. This leads to...

CVE-2026-27193

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, all HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth servi...

CVE-2026-27193

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, all HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth servi...

CVE-2026-27192

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27191

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. Versions 5.0.39 and below the redirect query parameter is appended to the base origin without validation, allowing attackers to steal access tokens via URL authority injection. This leads to...

CVE-2026-27193

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, all HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth servi...

CVE-2026-27193

Feathersjs versions ≤ 5.0.39 store all HTTP request headers in the signed but unencrypted session cookie. The complete headers object (including internal proxy/gateway headers, API keys, tokens, and internal IPs) is base64-encoded in the cookie and readable by clients, exposing sensitive infrastr...

CVE-2026-27193 Feathers exposes internal headers via unencrypted session cookie

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, all HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth servi...

CVE-2026-27192 Feathers has an origin validation bypass via prefix matching

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27192 Feathers has an origin validation bypass via prefix matching

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27192

Feathersjs vulnerability CVE-2026-27192 affects 5.0.39 and earlier. The origin validation in getAllowedOrigin() uses startsWith() to compare Referer against allowed origins, which can be bypassed by registering a domain with a shared prefix (e.g., https://target.com.attacker.com vs https://target...

CVE-2026-27192

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27192 Feathers has an origin validation bypass via prefix matching

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, origin validation uses startsWith for comparison, allowing attackers to bypass the check by registering a domain that shares a common prefix with an allowed...

CVE-2026-27191

Feathersjs (Feathers) Open Redirect in OAuth callback (CVE-2026-27191) affects versions 5.0.39 and earlier where the redirect query parameter is appended to the base origin without validation. This allows an attacker to steal victims’ access tokens via URL authority injection, leading to account ...