CVE-2026-82578
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductMirth Connect
PublishedSep 11, 2026
First seenSep 11, 2026
Weakness typeCWE-611XML external entity (XXE)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| NextGen Healthcare Mirth Connect | v ≤ 4.7.1 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.