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Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVE-2025-51464

Severity High
Score 8.8/10

Summary

Cross-Site Scripting (XSS) in aimhubio Aim through 3.30.0.dev20250611 allows remote attackers to execute arbitrary JavaScript in victims browsers via malicious Python code submitted to the "/api/reports endpoint", which is interpreted and executed by Pyodide when the report is viewed. No sanitisation or sandbox restrictions prevent JavaScript execution via "pyodide.code.run_js()".

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • REQUIRED
  • NONE
  • HIGH
  • HIGH

CWE-79 - Cross Site Scripting

Cross-Site Scripting, commonly referred to as XSS, is the most dominant class of vulnerabilities. It allows an attacker to inject malicious code into a pregnable web application and victimize its users. The exploitation of such a weakness can cause severe issues such as account takeover, and sensitive data exfiltration. Because of the prevalence of XSS vulnerabilities and their high rate of exploitation, it has remained in the OWASP top 10 vulnerabilities for years.

Advisory Timeline

  • Published