Comparison Overview

Johns Hopkins Medicine

VS

Mount Sinai Health System

Johns Hopkins Medicine

600 N. Wolfe Street, None, Baltimore, MD, US, 21231
Last Update: 2025-12-11

Johns Hopkins Medicine is a governing structure for the University’s School of Medicine and the health system, coordinating their research, teaching, patient care, and related enterprises. The Johns Hopkins Hospital opened in 1889, followed four years later by the university’s School of Medicine, revolutionizing medical practice, teaching, and research in the United States. The hospital is now part of the Johns Hopkins Health System, which includes two other acute-care hospitals and additional integrated health-care delivery components, with a network of primary and specialty care practices throughout Maryland, outpatient care, long-term care, and home care. The Johns Hopkins University opened in 1876 as America’s first research university, founded for the express purpose of expanding knowledge and putting that knowledge to work for the good of humanity. Two Interconnected Institutions: Over the years, the University and Hospital have grown, and—sometimes jointly, sometimes separately—they have created affiliated organizations. The Johns Hopkins Institutions is a collective name for the University and the Johns Hopkins Health System. The Johns Hopkins University includes nine academic and research divisions, and numerous centers, institutes, and affiliated entities. Johns Hopkins Medicine is a governing structure for the University’s School of Medicine and the health system, coordinating their research, teaching, patient care, and related enterprises.

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 37,532
Subsidiaries: 25
12-month incidents
0
Known data breaches
1
Attack type number
1

Mount Sinai Health System

150 East 42nd Street, New York, NY, US, 10017
Last Update: 2025-12-09
Between 750 and 799

The Mount Sinai Health System is an integrated health system committed to providing distinguished care, conducting transformative research, and advancing biomedical education. Structured around seven hospital campuses and a single medical school, the Health System has an extensive ambulatory network and a range of inpatient and outpatient services—from community-based facilities to tertiary and quaternary care. WHO WE ARE We are compassionate collaborators—48,000 strong—working to heal, teach, and advance medicine in New York City and throughout the world. WHAT WE BELIEVE We believe in challenging the status quo. Forging a new pathway in clinical excellence is only possible by putting the patient at the center of the experience. WHY WORK WITH US Here, innovation is valued and collaboration is integral. Mount Sinai is full of friendly, helpful people who share a common devotion to delivering exceptional patient care. Yet we’re as diverse as the city we call home—culturally, ethnically, in outlook and lifestyle. When you join us, you become part of Mount Sinai’s unrivaled record of achievement, education, and advancement as we revolutionize healthcare together.

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 29,296
Subsidiaries: 12
12-month incidents
0
Known data breaches
0
Attack type number
0

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/johns-hopkins-medicine.jpeg
Johns Hopkins Medicine
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
https://images.rankiteo.com/companyimages/mountsinainyc.jpeg
Mount Sinai Health System
ISO 27001
ISO 27001 certification not verified
Not verified
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
GDPR
GDPR certification not verified
Not verified
PCI DSS
PCI DSS certification not verified
Not verified
HIPAA
HIPAA certification not verified
Not verified
Compliance Summary
Johns Hopkins Medicine
100%
Compliance Rate
0/4 Standards Verified
Mount Sinai Health System
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Hospitals and Health Care Industry Average (This Year)

No incidents recorded for Johns Hopkins Medicine in 2025.

Incidents vs Hospitals and Health Care Industry Average (This Year)

No incidents recorded for Mount Sinai Health System in 2025.

Incident History — Johns Hopkins Medicine (X = Date, Y = Severity)

Johns Hopkins Medicine cyber incidents detection timeline including parent company and subsidiaries

Incident History — Mount Sinai Health System (X = Date, Y = Severity)

Mount Sinai Health System cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/johns-hopkins-medicine.jpeg
Johns Hopkins Medicine
Incidents

Date Detected: 5/2023
Type:Breach
Attack Vector: External Hacking
Blog: Blog
https://images.rankiteo.com/companyimages/mountsinainyc.jpeg
Mount Sinai Health System
Incidents

No Incident

FAQ

Mount Sinai Health System company demonstrates a stronger AI Cybersecurity Score compared to Johns Hopkins Medicine company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

Johns Hopkins Medicine company has historically faced a number of disclosed cyber incidents, whereas Mount Sinai Health System company has not reported any.

In the current year, Mount Sinai Health System company and Johns Hopkins Medicine company have not reported any cyber incidents.

Neither Mount Sinai Health System company nor Johns Hopkins Medicine company has reported experiencing a ransomware attack publicly.

Johns Hopkins Medicine company has disclosed at least one data breach, while the other Mount Sinai Health System company has not reported such incidents publicly.

Neither Mount Sinai Health System company nor Johns Hopkins Medicine company has reported experiencing targeted cyberattacks publicly.

Neither Johns Hopkins Medicine company nor Mount Sinai Health System company has reported experiencing or disclosing vulnerabilities publicly.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds any compliance certifications.

Neither company holds any compliance certifications.

Johns Hopkins Medicine company has more subsidiaries worldwide compared to Mount Sinai Health System company.

Johns Hopkins Medicine company employs more people globally than Mount Sinai Health System company, reflecting its scale as a Hospitals and Health Care.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds SOC 2 Type 1 certification.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds SOC 2 Type 2 certification.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds ISO 27001 certification.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds PCI DSS certification.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds HIPAA certification.

Neither Johns Hopkins Medicine nor Mount Sinai Health System holds GDPR certification.

Latest Global CVEs (Not Company-Specific)

Description

NXLog Agent before 6.11 can load a file specified by the OPENSSL_CONF environment variable.

Risk Information
cvss3
Base: 8.1
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Description

uriparser through 0.9.9 allows unbounded recursion and stack consumption, as demonstrated by ParseMustBeSegmentNzNc with large input containing many commas.

Risk Information
cvss3
Base: 2.9
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Description

A vulnerability was detected in Mayan EDMS up to 4.10.1. The affected element is an unknown function of the file /authentication/. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit is now public and may be used. Upgrading to version 4.10.2 is sufficient to fix this issue. You should upgrade the affected component. The vendor confirms that this is "[f]ixed in version 4.10.2". Furthermore, that "[b]ackports for older versions in process and will be out as soon as their respective CI pipelines complete."

Risk Information
cvss2
Base: 5.0
Severity: LOW
AV:N/AC:L/Au:N/C:N/I:P/A:N
cvss3
Base: 4.3
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
cvss4
Base: 5.3
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Description

MJML through 4.18.0 allows mj-include directory traversal to test file existence and (in the type="css" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.

Risk Information
cvss3
Base: 4.5
Severity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L
Description

A half-blind Server Side Request Forgery (SSRF) vulnerability exists in kube-controller-manager when using the in-tree Portworx StorageClass. This vulnerability allows authorized users to leak arbitrary information from unprotected endpoints in the control plane’s host network (including link-local or loopback services).

Risk Information
cvss3
Base: 5.8
Severity: HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N