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CVE-2026-78224

NextGen Healthcare Mirth Connect Improper Restriction of XML External Entity Reference

CVSS 3.1 8.2 HIGHCVSS 4.0 8.8 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-78224

Published

The XSLT Transformer Step builds a bare TransformerFactory without the proper security options set, so XXE injection can allow data exfiltration and denial-of-service attacks.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-78224

Published

Mirth Connect

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "NextGen Healthcare",
                    "product": "Mirth Connect",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThanOrEqual": "4.7.1",
                            "versionType": "0"
                        },
                        {
                            "status": "unaffected",
                            "version": "4.7.2"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON