PYSEC-2026-2000 Universal Tool Calling Protocol (UTCP) client library for Python vulnerable to Trust Boundary Violation through Manual JSON specification

The vulnerability arises when a client fetches a tools’ JSON specification, known as a Manual, from a remote Manual Endpoint. While a provider may initially serve a benign manual e.g., one defining an HTTP tool call, earning the clients’ trust, a malicious provider can later change the manual to...

CVE-2026-12210

A vulnerability was detected in universal-tool-calling-protocol python-utcp 1.1.0. This affects an unknown function of the component utcp-gql/utcp-websocket. Performing a manipulation results in server-side request forgery. The attack can be initiated remotely. The exploit is now public and may b...

CVE-2026-12210

CVE-2026-12210 affects the universal-tool-calling-protocol project, specifically the python-utcp 1.1.0 release, with a vulnerability in the utcp-gql/utcp-websocket component that enables server-side request forgery. The description notes a remote, public exploit and a lack of vendor response. The...

PT-2026-49172

Name of the Vulnerable Software and Affected Versions python-utcp version 1.1.0 Description A server-side request forgery SSRF exists in the utcp-gql/utcp-websocket component of the universal-tool-calling-protocol. This issue allows a remote attacker to initiate a manipulation that results in the...

Universal Tool Calling Protocol 代码问题漏洞

Universal Tool Calling Protocol is an official Python implementation of the UTCP open-source protocol. Versions prior to 1.1.3 of Universal Tool Calling Protocol had code vulnerabilities, which stemmed from inconsistent trust boundaries and could lead to man-in-the-middle server request forgery...

Universal Tool Calling Protocol 安全漏洞

Universal Tool Calling Protocol is an official python implementation library for UTCP in the Universal Tool Calling Protocol open source. A security vulnerability exists in Universal Tool Calling Protocol that originates when a client obtains the JSON specification of a tool from a remote Manual...