CVE-2026-39421 — Code Execution
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CVE-2026-39421 — MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a sandbox escape vulnerability in the ToolExecutor component. By leveraging Python's ctypes library to execute raw system calls, an authenticated attacker with workspace privileges can bypass the L
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-39421 | vulnerability | CVE-2026-39421 |
| CWE-94 | weakness | CWE-94 |
| CWE-693 | weakness | CWE-693 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 14, 2026 at 04:16 UTC |
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