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CVE-2026-6107— 1Panel-dev MaxKB ChatHeadersMiddleware chat_headers_middleware.py cross site scripting

Quick assessment

Affected
1Panel-dev MaxKB
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

MaxKB是1Panel-dev开源的一款基于大语言模型和 RAG 的开源知识库问答系统。 MaxKB 2.6.1及之前版本存在代码注入漏洞，该漏洞源于对文件apps/common/middleware/chat_headers_middleware.py中参数Name的错误操作，可能导致跨站脚本攻击。

CVSS 3.5 · Low EPSS 0.36% · P28
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I. Basic Information for CVE-2026-6107

Vulnerability Information
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Vulnerability Title
1Panel-dev MaxKB ChatHeadersMiddleware chat_headers_middleware.py cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in 1Panel-dev MaxKB up to 2.6.1. This issue affects some unknown processing of the file apps/common/middleware/chat_headers_middleware.py of the component ChatHeadersMiddleware. This manipulation of the argument Name causes cross site scripting. Remote exploitation of the attack is possible. Upgrading to version 2.8.0 is capable of addressing this issue. Patch name: 026a2d623e2aa5efa67c4834651e79d5d7cab1da. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
MaxKB 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MaxKB是1Panel-dev开源的一款基于大语言模型和 RAG 的开源知识库问答系统。 MaxKB 2.6.1及之前版本存在代码注入漏洞，该漏洞源于对文件apps/common/middleware/chat_headers_middleware.py中参数Name的错误操作，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
1Panel-dev MaxKB 2.6.0 cpe:2.3:a:maxkb:maxkb:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-6107

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III. Intelligence Information for CVE-2026-6107

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Patches & Fixes for CVE-2026-6107 (3)

Vendor Pages for CVE-2026-6107 (1)

Other References for CVE-2026-6107 (1)

IV. Related Vulnerabilities

Same product: MaxKB
Same vendor: 1Panel-dev
Same weakness: CWE-79

V. Comments for CVE-2026-6107

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