Comparison Overview

Wellstar Health System

VS

Mercy

Wellstar Health System

None, None, Marietta, Georgia, US, 30062
Last Update: 2025-12-09
Between 750 and 799

At Wellstar Health System, our mission is to enhance the health and well-being of every person we serve. Nationally ranked and locally recognized for our high-quality care, inclusive culture and world-class doctors and caregivers, Wellstar is one of the largest, most integrated healthcare systems in Georgia. Our specialists and primary care providers work in a multidisciplinary environment with nearly 30,000 diverse team members throughout our hospitals, health parks and medical offices. Communities can also access our outpatient centers, a pediatric center, nursing centers, and hospice and home care services. We’re proud to be home to the second-largest Emergency Department in the country, as well as being the only system in Georgia operating multiple trauma centers. We’re also known for our exceptional work culture, featured on the Great Places to Work®, Fortune 100 Best Companies to Work For® and the Seramount Best Company for Multicultural Women® lists. We continue to attract the best and the brightest in healthcare. At a time when our industry is changing rapidly, Wellstar remains committed to exceeding expectations from our patients and team members, while transforming healthcare delivery. We stand behind our values to serve with compassion, pursue excellence and honor every voice.

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 17,637
Subsidiaries: 1
12-month incidents
0
Known data breaches
1
Attack type number
1

Mercy

15740 South Outer Forty Road, None, Chesterfield, Missouri, US, 63017
Last Update: 2025-12-09
Between 750 and 799

Mercy, one of the 15 largest U.S. health systems and named the top large system in the U.S. for excellent patient experience by NRC Health, serves millions annually with nationally recognized care and one of the nation’s largest and highest performing Accountable Care Organizations in quality and cost. Mercy is a highly integrated, multi-state health care system including 50 acute care and specialty (heart, children’s, orthopedic and rehab) hospitals, convenient and urgent care locations, imaging centers and pharmacies. Mercy has over 1,000 physician practice locations and outpatient facilities, more than 5,000 physicians and advanced practitioners and more than 50,000 co-workers serving patients and families across Arkansas, Illinois, Kansas, Missouri and Oklahoma. Mercy also has clinics, outpatient services and outreach ministries in Arkansas, Louisiana, Mississippi and Texas. In fiscal year 2024 alone, Mercy provided nearly half a billion dollars of free care and other community benefits, including traditional charity care and unreimbursed Medicaid.

NAICS: 62
NAICS Definition: Health Care and Social Assistance
Employees: 28,945
Subsidiaries: 4
12-month incidents
0
Known data breaches
0
Attack type number
0

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/wellstar-health-system.jpeg
Wellstar 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
https://images.rankiteo.com/companyimages/mercy.jpeg
Mercy
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
Wellstar Health System
100%
Compliance Rate
0/4 Standards Verified
Mercy
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 Wellstar Health System in 2025.

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

No incidents recorded for Mercy in 2025.

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

Wellstar Health System cyber incidents detection timeline including parent company and subsidiaries

Incident History — Mercy (X = Date, Y = Severity)

Mercy cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/wellstar-health-system.jpeg
Wellstar Health System
Incidents

Date Detected: 02/2022
Type:Breach
Attack Vector: Unauthorized Access
Blog: Blog
https://images.rankiteo.com/companyimages/mercy.jpeg
Mercy
Incidents

No Incident

FAQ

Mercy company demonstrates a stronger AI Cybersecurity Score compared to Wellstar Health System company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

Wellstar Health System company has historically faced a number of disclosed cyber incidents, whereas Mercy company has not reported any.

In the current year, Mercy company and Wellstar Health System company have not reported any cyber incidents.

Neither Mercy company nor Wellstar Health System company has reported experiencing a ransomware attack publicly.

Wellstar Health System company has disclosed at least one data breach, while the other Mercy company has not reported such incidents publicly.

Neither Mercy company nor Wellstar Health System company has reported experiencing targeted cyberattacks publicly.

Neither Wellstar Health System company nor Mercy company has reported experiencing or disclosing vulnerabilities publicly.

Neither Wellstar Health System nor Mercy holds any compliance certifications.

Neither company holds any compliance certifications.

Mercy company has more subsidiaries worldwide compared to Wellstar Health System company.

Mercy company employs more people globally than Wellstar Health System company, reflecting its scale as a Hospitals and Health Care.

Neither Wellstar Health System nor Mercy holds SOC 2 Type 1 certification.

Neither Wellstar Health System nor Mercy holds SOC 2 Type 2 certification.

Neither Wellstar Health System nor Mercy holds ISO 27001 certification.

Neither Wellstar Health System nor Mercy holds PCI DSS certification.

Neither Wellstar Health System nor Mercy holds HIPAA certification.

Neither Wellstar Health System nor Mercy 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