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Vulnerability record · CVE-2025-64511 · published 13 November 2025

CVE-2025-64511: Maxkb server-side request forgery (ssrf) vulnerability

MMaxkb · Maxkb

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.

8.8 CVSS 3.1 High EPSS 0.20% · top 90.6% CWE-918 · Server-side request forgery (SSRF)
8.8CVSS 3.1 base score
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2025-66419Maxkb race condition vulnerabilityMaxKB is an open-source AI assistant for enterprise. In versions 2.3.1 and below, the tool module allows an attacker to escape the sandbox environmen…EPSS 0.31%9.8CVE-2025-53928Maxkb code injection vulnerabilityMaxKB is an open-source AI assistant for enterprise. Prior to versions 1.10.9-lts and 2.0.0, a Remote Command Execution vulnerability exists in the M…EPSS 0.43%7.5CVE-2025-66446Maxkb race condition vulnerabilityMaxKB is an open-source AI assistant for enterprise. Versions 2.3.1 and below have improper file permissions which allow attackers to overwrite the b…EPSS 0.35%7.4CVE-2026-39418Maxkb server-side request forgery (ssrf) vulnerabilityMaxKB 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()…EPSS 0.32%7.4CVE-2026-39420Maxkb os command injection vulnerabilityMaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, an incomplete sandbox protection mechanism allows an authenticated …EPSS 0.62%7.4CVE-2026-39421Maxkb code injection vulnerabilityMaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a sandbox escape vulnerability in the ToolExecutor component. B…EPSS 0.45%7.2CVE-2025-32383Maxkb code injection vulnerabilityMaxKB (Max Knowledge Base) is an open source knowledge base question-answering system based on a large language model and retrieval-augmented generat…EPSS 0.28%7.2CVE-2024-56137Maxkb os command injection vulnerabilityMaxKB, which stands for Max Knowledge Base, is an open source knowledge base question-answering system based on a large language model and retrieval-…EPSS 0.79%

Source: NIST National Vulnerability Database (record CVE-2025-64511), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.