CVE-2023-26563: The Syncfusion EJ2 Node File Provider 0102271 is vulnerable to filesystem-server.js directory traversal. As a result, an unauthenticated attacker can:...

Description

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.47%

70.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Syncfusion	Nodejs File System Provider	0102271

References

Timeline

Published: Jul 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-26563?

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.

How severe is CVE-2023-26563?

CVE-2023-26563 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.47% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26563?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.