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    <title>Most recent entries from all</title>
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      <title>CVE-2026-57206 — SimpleChat plugin validation endpoints missing authentication and authorization</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-57206</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; microsoft simplechat&lt;/p&gt;
&lt;p&gt;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/&amp;lt;plugin_name&amp;gt;`, `POST /api/admin/plugins/repair/&amp;lt;plugin_name&amp;gt;`, 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.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; microsoft simplechat&lt;/p&gt;
&lt;p&gt;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/&amp;lt;plugin_name&amp;gt;`, `POST /api/admin/plugins/repair/&amp;lt;plugin_name&amp;gt;`, 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.&lt;/p&gt;</content:encoded>
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