CVE-2026-39420

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, an incomplete sandbox protection mechanism allows an authenticated user with tool execution privileges to escape the LDPRELOAD-based sandbox. By env command the attacker can clear the environment variables and drop...

CVE-2026-39418

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, sandbox network protection can be bypassed by using socket.sendto with the MSGFASTOPEN flag. This allows authenticated user with tool-editing permissions to reach internal services that are explicitly blocked by the...

CVE-2026-39418 MaxKB: SSRF via sandbox network hook bypass

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, sandbox network protection can be bypassed by using socket.sendto with the MSGFASTOPEN flag. This allows authenticated user with tool-editing permissions to reach internal services that are explicitly blocked by the...

PT-2026-32573

MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, sandbox network protection can be bypassed by using socket.sendto with the MSG FASTOPEN flag. This allows authenticated user with tool-editing permissions to reach internal services that are explicitly blocked by th...

CVE-2025-64511

MaxKB is vulnerable in versions prior to 2.3.1 due to SSRF in the tool module’s Python code, which can access internal network services (e.g., databases) even though the process runs in a sandbox. The issue is resolved in version 2.3.1. Connected sources corroborate the sandboxed Python-access pa...

CVE-2025-64511 MaxKB has SSRF in sandbox

MaxKB is an open-source AI assistant for enterprise. In versions prior to 2.3.1, a user can access internal network services such as databases through Python code in the tool module, although the process runs in a sandbox. Version 2.3.1 fixes the issue...

CVE-2025-64511 MaxKB has SSRF in sandbox

MaxKB is an open-source AI assistant for enterprise. In versions prior to 2.3.1, a user can access internal network services such as databases through Python code in the tool module, although the process runs in a sandbox. Version 2.3.1 fixes the issue...

CVE-2025-53927

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.0.0, the sandbox design rules can be bypassed because MaxKB only restricts the execution permissions of files in a specific directory. Therefore, an attacker can use the shutil.copy2 method in Python to copy the command they...

CVE-2025-53927 MaxKB sandbox bypass

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.0.0, the sandbox design rules can be bypassed because MaxKB only restricts the execution permissions of files in a specific directory. Therefore, an attacker can use the shutil.copy2 method in Python to copy the command they...

CVE-2025-53927

MaxKB before 2.0.0 has a sandbox bypass where the security design restricts only a specific directory’s execution permissions. An attacker can abuse Python’s shutil.copy2 to copy a command into the executable directory, bypassing the directory restrictions and enabling a reverse shell. Affected p...

CVE-2025-53927 MaxKB sandbox bypass

MaxKB is an open-source AI assistant for enterprise. Prior to version 2.0.0, the sandbox design rules can be bypassed because MaxKB only restricts the execution permissions of files in a specific directory. Therefore, an attacker can use the shutil.copy2 method in Python to copy the command they...

CVE-2025-48950 MaxKB Python Sandbox Bypass in Function Library

MaxKB is an open-source AI assistant for enterprise. Prior to version 1.10.8-lts, Sandbox only restricts the execution permissions of binary files in common directories, such as /bin,/usr/bin, etc. Therefore, attackers can exploit some files with execution permissions in non blacklisted directori...