CVE-2024-39847

HIGH

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

Title source: cna

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.

References (2)

https://www.schutzwerk.com/en/blog/schutzwerk-sa-2024-002/

[Product] https://4d.com

Scores

CVSS v4 8.7

EPSS 0.0005

EPSS Percentile 15.3%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/AU:Y

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-611

Status published

Products (3)

4D/4D Server < v20 R3

4D/4D Server v20 R4 - v20 R6

4D/4D Server v20 R7

Published Apr 30, 2026

Tracked Since Apr 30, 2026