Page generated: 08 Nov 2026, 12:07 UTC
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CVE-2023-43208

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 9.8 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.3/10
REALITY · THREAT PRIORITY
8.9/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 9.8: +1.47
  • Fresh EPSS: 85.89%: +0.43

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 9 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
5/100
Grounded branding (15%)
0/100
HYPE TOTAL3/100

Sources and documents

cyfirma
Press · 26 Oct 2026, 11:15 · INDIA HEALTHCARE (PHARMA) INDUSTRY THREAT LANDSCAPE REPORT 2026 - cyfirma
The Hacker News
Press · 10 Aug 2026, 07:00 · China-Linked Hackers Deploy New StormEncryptor Ransomware, Likely via N-central Flaw - The Hacker News
GreyNoise
Press · 02 Feb 2026, 08:00 · The Noise in the Silence: Unmasking CISA's Hidden KEV Ransomware Updates - GreyNoise
Business Wire
Press · 09 Jul 2024, 07:00 · Horizon3.ai Celebrates Significant Growth and Innovations in First Half of 2024 - Business Wire
The Hacker News
Press · 21 May 2024, 07:00 · NextGen Healthcare Mirth Connect Under Attack - CISA Issues Urgent Warning - The Hacker News
See all 9 source documents
SecurityWeek
Press · 21 May 2024, 07:00 · CISA Warns of Attacks Exploiting NextGen Healthcare Mirth Connect Flaw - SecurityWeek
GreyNoise
Press · 31 Jan 2024, 08:00 · NoiseLetter January 2024 - GreyNoise
SOC Prime
Press · 02 Nov 2023, 07:00 · CVE-2023-46604 Detection: HelloKitty Ransomware Maintainers Exploits RCE Vulnerability in Apache ActiveMQ - SOC Prime
SOC Prime
Press · 31 Oct 2023, 07:00 · CVE-2023-43208 Detection: NextGen’s Mirth Connect RCE Vulnerability Exposes Healthcare Data to Risks - SOC Prime

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.3 · reality 8.9 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

12

Public exploit entries / repo candidates

See 12 repos with metrics
RepositoryStarsForksLanguageUpdated
jakabakos/CVE-2023-43208-mirth-connect-rce-poc72Python18 Mar 2024, 14:09
predyy/CVE-2023-4320850Python25 Feb 2026, 09:51
kyakei/CVE-2023-4320831Python22 Feb 2026, 09:37
MKIRAHMET/PoC-2023-4320830Python24 Feb 2026, 12:49
Avento/CVE-2023-43208_Detection_PoC20—28 Nov 2024, 09:05
azrvs/Mirth-Connect-CVE-2023-4320820Python26 Oct 2026, 03:08
Criz117/CVE-2023-43208-PoC10Python13 Mar 2026, 20:39
Pegasus0xx/CVE-2023-4320810C++01 Mar 2026, 02:55
4nuxd/CVE-2023-4320801Python12 Mar 2026, 12:32
D3m0nicw0lf/CVE-2023-4320800Python25 Feb 2026, 04:17
Humberto-pixel/CVE-2023-43208-PoC00Python28 Mar 2026, 22:47
LunaLynx12/cve-2023-43208-poc00Python12 Mar 2026, 17:53
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 9.8; EPSS 85.9%
Attention, last 30 days
1 distinct story titles; 1 press documents; 1 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:59.307003+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
26 Oct 2023, 00:00
First press mention
31 Oct 2023, 07:00
Added to the CISA KEV catalog
20 May 2024, 00:00
Latest press mention
26 Oct 2026, 11:15
Score calculated
05 Nov 2026, 13:58
PoCs on GitHub
12 repositories