Schneider Electric SoMachine Basic prior to v1.6 SP1 suffers from an XML External Entity (XXE) vulnerability using the DTD parameter entiti…

published 2018-07-03 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-19495

cvss: 7.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

Schneider Electric SoMachine Basic prior to v1.6 SP1 suffers from an XML External Entity (XXE) vulnerability using the DTD parameter entities technique resulting in disclosure and retrieval of arbitrary data on the affected node via out-of-band (OOB) attack. The vulnerability is triggered when input passed to the xml parser is not sanitized while parsing the xml project/template file.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-103-01 updated 2021-04-13 cvss 8.6

Schneider Electric SoMachine Basic

Schneider Electric Software, LLC SoMachine Basic < 1.6 SP1
affected: vendor fix, mitigation “On the engineering workstation, update to EcoStruxure Machine Expert - Basic v1.1 SP1 or above.” se.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

1.56% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

Schneider Electric SE SoMachine Basic

Classification

Weakness

CWE-611 Improper Restriction of XML External Entity Reference

References

schneider-electric.com /en/download/document/SEVD-2018-142-01/
vendor-advisory

Sources

CVE List CVE-2018-7783
NVD CVE-2018-7783

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary