CVE-2025-59305: Improper Authorization

Improper authorization in the background migration endpoints of Langfuse 3.1 before d67b317 allows any authenticated user to invoke migration control functions. This can lead to data corruption or denial of service through unauthorized access to TRPC endpoints such as backgroundMigrations.all,...

Denial Of Service (DoS)

@trpc/server is vulnerable to Denial Of Service DoS. The vulnerability is due to improper input validation due in unhandled error when validating malformed connectionParams in WebSocket connections, allowing unauthenticated users to crash the server...

CVE-2025-43855

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

GHSA-PJ3V-9CM8-GVJ8 tRPC 11 WebSocket DoS Vulnerability

Summary An unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to crash a tRPC 11 WebSocket server. Details Any tRPC 11 server with WebSocket enabled with a createContext method set is vulnerable. Here is a...

tRPC 11 WebSocket DoS Vulnerability

Summary An unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to crash a tRPC 11 WebSocket server. Details Any tRPC 11 server with WebSocket enabled with a createContext method set is vulnerable. Here is a...

@arken/evolution-protocol (>=2.0.2, <=2.0.14), @arken/forge-protocol (>=0.1.0, <=0.1.6) +59 more potentially affected by CVE-2025-43855 via @trpc/server (>=11.0.0-next-beta.193, <=11.1.0)

@trpc/server NPM version =11.0.0-next-beta.193, =2.0.2, =0.1.0, =1.5.0, =0.1.1, =0.1.0, =0.0.1-alpha.9, =0.0.1-rc.7, =0.13.1-rc.25, =0.0.1-rc.2, =0.1.0, =0.1.0, =0.0.226, =0.1.0-alpha.0, =0.1.0-alpha.3 and more Source cves: CVE-2025-43855 Source advisory: OSV:GHSA-PJ3V-9CM8-GVJ8...

CVE-2025-43855

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

CVE-2025-43855 tRPC 11 WebSocket DoS Vulnerability

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

CVE-2025-43855

CVE-2025-43855 affects tRPC 11 WebSocket servers (versions 11.0.0–11.1.0) where validating malformed connectionParams can throw an unhandled error, crashing the server. Any unauthenticated user can trigger this on WebSocket-enabled servers with a createContext method. The issue has been patched i...

CVE-2025-43855 tRPC 11 WebSocket DoS Vulnerability

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

CVE-2025-43855 tRPC 11 WebSocket DoS Vulnerability

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

CVE-2025-43855: Uncaught Exception

tRPC allows users to build & consume fully typesafe APIs without schemas or code generation. In versions starting from 11.0.0 to before 11.1.1, an unhandled error is thrown when validating invalid connectionParams which crashes a tRPC WebSocket server. This allows any unauthenticated user to cras...

PT-2025-17733 · Trpc · Trpc

Name of the Vulnerable Software and Affected Versions: tRPC versions 11.0.0 through 11.1.0 Description: The issue allows any unauthenticated user to crash a tRPC 11 WebSocket server by throwing an unhandled error when validating invalid connectionParams. This affects tRPC 11 servers with WebSocke...

tRPC vs GraphQL

Deciphering the Cloud Conundrum: An Introduction to tRPC & GraphQL The dynamic domain of cloud technology presents a couple of instrumental methodologies in the arena of APIs: tRPC and GraphQL. Each serves as a potent asset for developers in crafting applications that are resilient, scalable, and...