CVE-2026-45366

typescript-utcp is a typescript implementation of UTCP. Prior to 1.1.2, the @utcp/http package is vulnerable to a blind Server-Side Request Forgery SSRF caused by a trust-boundary inconsistency between manual discovery and tool invocation. registerManual validates the discovery URL against an HTT...

Server-side Request Forgery (SSRF)

Overview @utcp/http is a HTTP utilities for UTCP Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the OpenApiConverter process. An attacker can access internal network resources and sensitive metadata endpoints by supplying a malicious OpenAPI specification...

GHSA-39J6-4867-GG4W utcp-http vulnerable to SSRF via attacker-controlled OpenAPI servers[0].url in HTTP communication protocol

Summary The utcp-http plugin is vulnerable to a blind Server-Side Request Forgery SSRF caused by a trust-boundary inconsistency between manual discovery and tool invocation. registermanual validates the discovery URL against an HTTPS / loopback allowlist, but calltool and calltoolstreaming reuse...