— Unscored

InterSystems Corporation InterSystems IRIS for Health

CVE-2026-111594

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to view transmitted data and use that data to log into the device. The following versions of InterSystems Corporation InterSystems IRIS for Health are affected: InterSystems IRIS for Health 2026.2.0.221, 2026.1.0.235, 2025.3.0.226 (CVE-2026-111594, CVE-2026-111594, CVE-2026-111594) CVSS Vendor Equipment v3 8.1 InterSystems Corporation InterSystems IRIS for Health 1 Vulnerability Cleartext Transmission of Sensitive Information Background Critical Infrastructure Sectors: Healthcare and Public Health Countries/Areas Deployed: Worldwide Company Headquarters Location: United States Vulnerabilities CVE-2026-111594 InterSystems IRIS for Health has TLS/SSL encryption turned off by default, which may enable an attacker to view transmitted data and use that data to log into the device. Read More 3 Affected Products InterSystems Corporation InterSystems IRIS for Health: 2026.2.0.221 Product Status: knownaffected Remediations Mitigation InterSystems recommends users configure IRIS superserver to require SSL/TLS:…

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 22 October 2026
Last updated: 22 October 2026

At the source

CISA Advisories

References

https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-295-01

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