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Advisories

Next AI Draw.io 0.2.1 - 0.4.16 Reflected XSS via unsanitized mcp query parameter

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severity
medium
date
Affecting

  • next-ai-draw-io >= 0.2.1, <= 0.4.16

CWE
  • CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS
5.1
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Credit
HK4zCzi (Ho Viet Khanh)
Description
Next AI Draw.io 0.2.1 through 0.4.16 contains a reflected cross-site scripting vulnerability in the mcp query parameter that is interpolated without escaping into HTML and JavaScript. Attackers can craft malicious URLs to execute arbitrary JavaScript in the localhost origin, enabling exfiltration of diagram sessions and API data.

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