CVE-2026-57206
Published:July 16, 2026
Updated:August 04, 2026
SimpleChat is a secure AI conversation application with personal and group workspaces for document-grounded interactions. Prior to 0.241.206, several plugin validation routes in application/single_app/plugin_validation_endpoint.py, including "POST /api/admin/plugins/test-instantiation", "GET /api/admin/plugins/health-check/<plugin_name>", "POST /api/admin/plugins/repair/<plugin_name>", and "POST /api/plugins/validate", relied on @swagger_route(security=get_auth_security()) documentation without enforcing @login_required, @user_required, or @admin_required at runtime, allowing unauthenticated or unauthorized clients to invoke plugin validation, health, and repair behavior. This issue is fixed in version 0.241.206.
Affected Packages
https://github.com/microsoft/simplechat.git (GITHUB):
Affected version(s) >=v0.229.001 <v0.250.001Fix Suggestion:
Update to version v0.250.001Related Resources (5)
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Contact UsCVSS v4
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
LOW
EPSS
Base Score:
0.89