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CVE-2026-39423

6.9 medium SSVC exploitation: none Analyzed
NVD · CVE.org

MaxKB is an open-source AI assistant for enterprise. Versions 2.7.1 and below contain an Eval Injection vulnerability in the Markdown rendering engine that allows any user capable of interacting with the AI chat interface to execute arbitrary JavaScript in the browsers of other users, including administrators, resulting in Stored Cross-Site Scripting (XSS). This issue has been fixed in version 2.8.0.

Fix

Patch, vendor advisory and mitigation references on NVD 2

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 6.9 · maxkbNVD modified 2026-10-26 21:10

Affected (CPE criteria) 1

  • cpe:2.3:a:maxkb:maxkb:*:*:*:*:-:*:*:*

References 3