Improper File Permission Vulnerability in MaxKB Open-Source AI Assistant
CVE-2025-66446

8.8HIGH

Key Information:

Vendor

1panel-dev

Status
Maxkb
Vendor
CVE Published:
11 December 2025

What is CVE-2025-66446?

An improper file permissions vulnerability exists in the MaxKB open-source AI assistant, affecting versions 2.3.1 and earlier. This flaw allows attackers to overwrite the built-in dynamic linker and other critical files, potentially leading to privilege escalation. Users are urged to upgrade to version 2.4.0, where the issue has been resolved. For more information, visit the GitHub advisory and the release notes for version 2.4.0.

Affected Version(s)

MaxKB < 2.4.0

References

https://github.com/1Panel-dev/MaxKB/security/advisories/G...
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https://github.com/1Panel-dev/MaxKB/releases/tag/v2.4.0
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CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-66446 : Improper File Permission Vulnerability in MaxKB Open-Source AI Assistant