When XML batch processing is turned on and the XPath option is selected, the raw batch input goes through a default XPath/JAXP setup with no entity restrictions, so XXE injection can allow data exfiltration and denial-of-service attacks.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
NextGen Healthcare Mirth Connect unaffected
Version Status Constraints
0 affected ≤ 4.7.1
4.7.2 unaffected —

No data.

No data.

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No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

NextGen recommends users update Mirth Connect v4.7.2 or later. Users can download the latest version from the NextGen Healthcare customer portal.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-253-01.json cve-icon cve-icon
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-253-01 cve-icon cve-icon
History

Fri, 11 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 11 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
Description When XML batch processing is turned on and the XPath option is selected, the raw batch input goes through a default XPath/JAXP setup with no entity restrictions, so XXE injection can allow data exfiltration and denial-of-service attacks.
Title NextGen Healthcare Mirth Connect Improper Restriction of XML External Entity Reference
Weaknesses CWE-611
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-09-11T14:57:02.218Z

Reserved: 2026-09-03T21:01:37.563Z

Link: CVE-2026-82578

cve-icon Vulnrichment

Updated: 2026-09-11T14:55:11.087Z

cve-icon NVD

Status : Received

Published: 2026-09-11T15:17:06.357

Modified: 2026-09-11T15:17:06.357

Link: CVE-2026-82578

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T16:15:05Z

Weaknesses