{"id":"CVE-2026-82578","state":"PUBLISHED","title":"NextGen Healthcare Mirth Connect Improper Restriction of XML External Entity Reference","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.","publishedAt":"2026-09-11T14:22:29.454Z","updatedAt":"2026-09-11T14:57:02.218Z","severity":{"score":8.7,"label":"High","version":"4.0","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","source":"icscert"},"assigner":"icscert","products":["NextGen Healthcare Mirth Connect"],"affected":[{"vendor":"NextGen Healthcare","product":"Mirth Connect","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.7.1","versionType":"0"},{"version":"4.7.2","status":"unaffected"}]}],"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"],"weaknesses":["CWE-611"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82578.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82578","state":"PUBLISHED","datePublished":"2026-09-11T14:22:29.454Z","dateUpdated":"2026-09-11T14:57:02.218Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2026-09-03T21:01:37.563Z"},"containers":{"cna":{"title":"NextGen Healthcare Mirth Connect Improper Restriction of XML External Entity Reference","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"NextGen Healthcare","product":"Mirth Connect","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.7.1","versionType":"0"},{"version":"4.7.2","status":"unaffected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-253-01"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-253-01.json"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.7,"vectorString":"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-611","lang":"en","description":"CWE-611","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2026-09-11T14:22:29.454Z"},"solutions":[{"lang":"en","value":"NextGen recommends users update Mirth Connect v4.7.2 or later. Users can download the latest version from the NextGen Healthcare customer portal.","supportingMedia":[{"type":"text/html","base64":false,"value":"<span>NextGen recommends users update Mirth Connect v4.7.2 or later. Users can download the latest version from the NextGen Healthcare customer portal.</span>"}]}],"credits":[{"lang":"en","value":"Abhinav Agarwal reported this vulnerability to CISA.","type":"finder"}],"source":{"advisory":"ICSMA-26-253-01","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-82578","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-09-11T14:50:47.959163Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-11T14:57:02.218Z"}}]}}}