CVE-2026-7404: Getsimpletool Mcpo-Simple-Server

High severity, CVSS 7.3. EPSS: 0.6% chance of exploitation in the next 30 days.

A weakness has been identified in getsimpletool mcpo-simple-server up to 0.2.0. Affected is the function delete_shared_prompt of the file src/mcpo_simple_server/services/prompt_manager/base_manager.py. This manipulation of the argument detail causes relative path traversal. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• Getsimpletool Mcpo-Simple-Server: version 0.1 only; version 0.2.0 only

Published 2026-04-29. Last modified 2026-06-17.