CVE-2023-26563: Syncfusion Node.js File System Provider

Critical severity, CVSS 9.8. EPSS: 1.9% chance of exploitation in the next 30 days.

The Syncfusion EJ2 Node File Provider 0102271 is vulnerable to filesystem-server.js directory traversal. As a result, an unauthenticated attacker can: - On Windows, list files in any directory, read any file, delete any file, upload any file to any directory accessible by the web server. - On Linux, read any file, download any directory, delete any file, upload any file to any directory accessible by the web server.

Affected products

• Syncfusion Node.js File System Provider: version 0102271 only

Published 2023-07-12. Last modified 2026-06-17.