CVE-2024-39847 - CVE House
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Status published High CVE-2024-39847

Arbitrary File Read and Server Side Request Forgery via XML External Entities in 4D Server SOAP

Vulnerability Description

Unauthenticated attackers can exploit a weakness in the XML parser functionality of the SOAP endpoints in 4D server. This allows them to obtain read access to files on the application server and adjacent network shares, and perform HTTP GET requests to arbitrary services.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Marcelo Reyes of SCHUTZWERK GmbH

Affected Vendor

Affected Software

4D Server
Vulnerable Versions:
*, v20 R4, v20 R7

Timeline

Official Publish: April 30th, 2026
Last Modified: May 17th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)