CVE-2023-26564

Name: CVE-2023-26564
Creator: NVD / NIST
Published: 2023-07-12T21:15:09.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.39%

Last modified Jun 17, 2026

CVE-2023-26564 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Syncfusion EJ2 ASPCore File Provider 3ac357f is vulnerable to Models/PhysicalFileProvider.cs directory traversal. As a result, an unauthenticated attacker can list files within a directory, download any file, or upload any file to any directory accessible by the web server.. EPSS estimates a 1.39% chance of exploitation in the next 30 days.

Description

The Syncfusion EJ2 ASPCore File Provider 3ac357f is vulnerable to Models/PhysicalFileProvider.cs directory traversal. As a result, an unauthenticated attacker can list files within a directory, download any file, or 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

1.39%

68.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Syncfusion	Ej2 Aspcore File Provider	All versions

References

Timeline

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

Frequently Asked Questions

What is CVE-2023-26564?

How severe is CVE-2023-26564?

CVE-2023-26564 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.39% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26564?

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.

Are you affected by CVE-2023-26564?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST