Description
Improper restriction of XML external entity reference issue exists in DataSpider Servista 4.4 and earlier. If a specially crafted request is processed, arbitrary files on the file system where the server application for the product is installed may be read, or a denial-of-service (DoS) condition may occur.
Affected products
saison: dataspider servista
References2
- jvn.jp/en/jp/JVN23423519/ Third Party Advisory
- www.hulft.com/application/files/1217/5885/0217/information_2025… Third Party Advisory
Metrics
- CVSS 3.1
-
9.1
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - CVSS 4.0
-
8.8
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 1% percentile: 46 · as of 9 November 2026
- CWE
- CWE-611
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.