CVE-2025-66446
MaxKB has a Python sandbox LD_PRELOAD bypass
Description
MaxKB is an open-source AI assistant for enterprise. Versions 2.3.1 and below have improper file permissions which allow attackers to overwrite the built-in dynamic linker and other critical files, potentially resulting in privilege escalation. This issue is fixed in version 2.4.0.
INFO
Published Date :
Dec. 11, 2025, 10:15 p.m.
Last Modified :
Dec. 15, 2025, 5:58 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update MaxKB to version 2.4.0 or later.
- Verify file permissions are correctly set.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-66446.
| URL | Resource |
|---|---|
| https://github.com/1Panel-dev/MaxKB/releases/tag/v2.4.0 | Release Notes |
| https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-5xx2-3q9w-jpgf | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-66446 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-66446
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-66446 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-66446 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Dec. 15, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:maxkb:maxkb:*:*:*:*:-:*:*:* versions up to (excluding) 2.4.0 Added Reference Type GitHub, Inc.: https://github.com/1Panel-dev/MaxKB/releases/tag/v2.4.0 Types: Release Notes Added Reference Type GitHub, Inc.: https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-5xx2-3q9w-jpgf Types: Vendor Advisory -
New CVE Received by [email protected]
Dec. 11, 2025
Action Type Old Value New Value Added Description MaxKB is an open-source AI assistant for enterprise. Versions 2.3.1 and below have improper file permissions which allow attackers to overwrite the built-in dynamic linker and other critical files, potentially resulting in privilege escalation. This issue is fixed in version 2.4.0. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-362 Added Reference https://github.com/1Panel-dev/MaxKB/releases/tag/v2.4.0 Added Reference https://github.com/1Panel-dev/MaxKB/security/advisories/GHSA-5xx2-3q9w-jpgf