PYSEC-2026-4206 DeepTutor missing MCP tool authorization allows non-admin users to invoke unrestricted tools

DeepTutor before version 1.4.10 contains an authorization bypass vulnerability that allows low-privilege users to invoke unrestricted MCP tools due to the allowedmcptools function returning None instead of a denied result when mcptools is omitted from a user's grant in...

EUVD-2026-91126

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TutorBotManager.writebotfile. A remote caller can enumerate bot IDs and overwrite another bot's whitelisted control files through the HTTP tutorbot file route...

EUVD-2026-91124

deeptutor 1.4.0 contains code injection in ExecTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to execute reviewer-chosen shell commands in the service environment...

EUVD-2026-91128

DeepTutor 1.4.0 contains an authorization bypass vulnerability in the book confirmation flow. An unauthenticated or unauthorized caller can reuse a publicly exposed bookid to submit a confirm-proposal request for an existing book, causing unauthorized overwrites of persisted metadata and spine...

EUVD-2026-91125

deeptutor 1.4.0 contains a path traversal issue in EditFileTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to write or edit absolute paths outside the intended bot workspace...

EUVD-2026-91127

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TurnRuntimeManager.regeneratelastturn. A remote caller can enumerate or obtain a sessionid and trigger regenerate on another user's session...

CVE-2026-51880

deeptutor 1.4.0 contains a path traversal issue in EditFileTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to write or edit absolute paths outside the intended bot workspace...

CVE-2026-51879

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TutorBotManager.writebotfile. A remote caller can enumerate bot IDs and overwrite another bot's whitelisted control files through the HTTP tutorbot file route...

CVE-2026-51881

deeptutor 1.4.0 contains code injection in ExecTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to execute reviewer-chosen shell commands in the service environment...

CVE-2026-51876

DeepTutor 1.4.0 contains an authorization bypass vulnerability in the book confirmation flow. An unauthenticated or unauthorized caller can reuse a publicly exposed bookid to submit a confirm-proposal request for an existing book, causing unauthorized overwrites of persisted metadata and spine...

CVE-2026-51878

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TurnRuntimeManager.regeneratelastturn. A remote caller can enumerate or obtain a sessionid and trigger regenerate on another user's session...

CVE-2026-51880

The deeptutor 1.4.0 software contains a path traversal vulnerability within the EditFileTool.execute component. A remote caller can exploit this issue via the live tutorbot WebSocket interface to induce the tool layer to write or edit absolute paths outside the intended bot workspace. This vulner...

CVE-2026-51881

The deeptutor 1.4.0 software is vulnerable to a code injection flaw within the ExecTool.execute component. An attacker can leverage the live tutorbot WebSocket interface to induce the tool layer into executing arbitrary shell commands chosen by the reviewer within the service environment. Exploit...

PT-2026-104036

Name of the Vulnerable Software and Affected Versions deeptutor version 1.4.0 Description An authorization bypass exists due to a user-controlled object identifier in the regenerate last turn function of TurnRuntimeManager. A remote caller can enumerate or obtain a session id to trigger the...

CVE-2026-51880

deeptutor 1.4.0 contains a path traversal issue in EditFileTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to write or edit absolute paths outside the intended bot workspace...

CVE-2026-51876

DeepTutor 1.4.0 is vulnerable to an authorization bypass within the book confirmation flow. An unauthenticated or unauthorized caller can exploit this by reusing a publicly exposed book_id to submit a confirm-proposal request for an existing book. This action leads to the unauthorized overwriting...

CVE-2026-51881

deeptutor 1.4.0 contains code injection in ExecTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to execute reviewer-chosen shell commands in the service environment...

CVE-2026-51880: Improper Limitation of a Pathname to a Restricted Directory

deeptutor 1.4.0 contains a path traversal issue in EditFileTool.execute. Through the live tutorbot WebSocket interface, a remote caller can induce the tool layer to write or edit absolute paths outside the intended bot workspace...

CVE-2026-51876: Improper Authorization

DeepTutor 1.4.0 contains an authorization bypass vulnerability in the book confirmation flow. An unauthenticated or unauthorized caller can reuse a publicly exposed bookid to submit a confirm-proposal request for an existing book, causing unauthorized overwrites of persisted metadata and spine...

CVE-2026-51879: Authorization Bypass Through User-Controlled Key

deeptutor 1.4.0 contains an authorization bypass through a user-controlled object identifier in TutorBotManager.writebotfile. A remote caller can enumerate bot IDs and overwrite another bot's whitelisted control files through the HTTP tutorbot file route...