{"uuid": "d5710390-f708-400a-a089-c76161c78a45", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-43855", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/13224", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-43855\n\ud83d\udd25 CVSS Score: 8.7 (cvssV4_0, Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N)\n\ud83d\udd39 Description: 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 crash a tRPC 11 WebSocket server. Any tRPC 11 server with WebSocket enabled with a createContext method set is vulnerable. This issue has been patched in version 11.1.1.\n\ud83d\udccf Published: 2025-04-24T13:58:30.536Z\n\ud83d\udccf Modified: 2025-04-24T13:58:30.536Z\n\ud83d\udd17 References:\n1. https://github.com/trpc/trpc/security/advisories/GHSA-pj3v-9cm8-gvj8\n2. https://github.com/trpc/trpc/commit/9beb26c636d44852e0f407f3d7a82ad54df65b4d", "creation_timestamp": "2025-04-24T14:05:40.000000Z"}