CVE-2025-51464: Aimstack Aim

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Cross-site Scripting (XSS) in aimhubio Aim 3.28.0 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().

Affected products

• Aimstack Aim: version 3.28.0 only

Published 2025-07-22. Last modified 2026-06-17.