CVE-2023-43208

CRITICAL9.8

CISA KEV

Published 2023-10-26 · Updated 2026-06-17 · Source cve@mitre.org

Summary

CVE-2023-43208 is a critical-severity (CVSS 9.8) vulnerability in NextGen Healthcare Mirth Connect. CISA added it to the Known Exploited Vulnerabilities catalog on May 20, 2024, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by June 10, 2024. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly.

All 1 known-exploited NextGen Healthcare vulnerabilities →

Description

NextGen Healthcare Mirth Connect before version 4.4.1 is vulnerable to unauthenticated remote code execution. Note that this vulnerability is caused by the incomplete patch of CVE-2023-37679.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-78CWE-78CWE-502

CISA Known-Exploited Vulnerability

Product: NextGen Healthcare — Mirth Connect

Name: NextGen Healthcare Mirth Connect Deserialization of Untrusted Data Vulnerability

Date added: 2024-05-20 · Due: 2024-06-10

USED IN RANSOMWARE

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

References

View on NVD

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