# CVE-2025-66446: MaxKB is an open-source AI assistant for enterprise. Versions 2.3.1 and below have improper file permissions which…

Source: https://junglewise.ai/threats/cve-2025-66446-maxkb-is-an-open-source-ai-assistant-for-enterprise-versions-2-3  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-12-11  
License: CC BY 4.0 with a link back

CVE-2025-66446 · Severity: high · CVSS 8.8 · Published 2025-12-11

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.

Technologies: [Maxkb](https://junglewise.ai/threats/technologies/maxkb-maxkb). Vendors: [Maxkb](https://junglewise.ai/threats/vendors/maxkb).

## Quick answers

**Is CVE-2025-66446 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-66446 being exploited in the wild.

**How severe is CVE-2025-66446?** High severity, with a CVSS score of 8.8, published 11 December 2025.

**Which products and versions are affected?** Maxkb. The advisory does not name versions.

**Is there a fix for CVE-2025-66446?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-66446?** Check whether you run Maxkb. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Maxkb

## Related threats

- [MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting…](https://junglewise.ai/threats/cve-2026-39426-maxkb-is-an-open-source-ai-assistant-for-enterprise-versions-2-7)
- [MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain a Stored Cross-Site Scripting…](https://junglewise.ai/threats/cve-2026-39425-maxkb-is-an-open-source-ai-assistant-for-enterprise-versions-2-7)
- [MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, an authenticated user can bypass…](https://junglewise.ai/threats/cve-2026-39419-maxkb-is-an-open-source-ai-assistant-for-enterprise-in-versions-2)
- [MaxKB is an open-source AI assistant for enterprise. In versions 2.7.1 and below, the chat export feature is…](https://junglewise.ai/threats/cve-2026-39424-maxkb-is-an-open-source-ai-assistant-for-enterprise-in-versions-2)
- [MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain an Eval Injection vulnerability…](https://junglewise.ai/threats/cve-2026-39423-maxkb-is-an-open-source-ai-assistant-for-enterprise-versions-2-7)