XML Parser Weakness in 4D Server Exposes Sensitive Data
CVE-2024-39847

8.7HIGH

Key Information:

Vendor

4d

Status
Vendor
CVE Published:
30 April 2026

What is CVE-2024-39847?

An identified vulnerability in the XML parser of the SOAP endpoints within 4D Server allows unauthenticated attackers to gain unauthorized read access to files on the application server. This also extends to adjacent network shares, enabling potential attackers to perform HTTP GET requests to arbitrary services. Organizations utilizing 4D Server should assess their exposure to this vulnerability and apply necessary mitigations.

Affected Version(s)

4D Server Windows *

4D Server Windows v20 R7

References

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Marcelo Reyes of SCHUTZWERK GmbH
.