CVE-2026-82578NextGen Healthcare Mirth Connect Improper Restriction of XML External Entity Reference
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Does this affect you?
It affects NextGen Healthcare Mirth Connect. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.41%, higher than 34% of scored CVEs.
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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.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-611
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.41% (percentile 34)
- Assigned by
- icscert
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
NextGen Healthcare Mirth Connect nextgen_healthcare:mirth_connect (from the name) | through 4.7.1; 4.7.2 not affected | CNA record |
References
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-253-01
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-253-01.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.