
Nationstar Mortgage Company Cyber Security Posture
mrcooper.comNationstar Mortgage is a recognized leader in the mortgage industry with more than two decades of experience, and its flagship brand, Mr. Cooper, is the largest non-bank mortgage servicer in the nation. Nationstar Mortgage serves customers at every point of the home loan journey, with a focus on delivering a variety of servicing and lending products and technologies to make the home loan process more rewarding and less worrisome. Through its brands, Nationstar is dedicated to raising the standard of service borrowers can expect from a home loan lender and servicer. Nationstar Mortgage is owned by Mr. Cooper Group Inc. (NASDAQ: COOP). Interested in joining the team? Visit www.mrcoopercareers.com for current job openings. Nationstar Mortgage is a proud equal opportunity employer. NMLS #2119 Equal Housing Opportunity Legal: www.mrcooper.com/legal This site is not authorized by the New York State Department of Financial Services. No mortgage loan applications for properties located in the state of New York will be accepted through this site.
Nationstar Mortgage Company Details
nationstar-mortgage
1899 employees
33842.0
52
Financial Services
mrcooper.com
Scan still pending
NAT_1535601
In-progress

Between 800 and 900
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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Nationstar Mortgage Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 800 and 900 |
Nationstar Mortgage Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
Nationstar Mortgage LLC | Breach | 85 | 4 | 10/2023 | NAT236072625 | Link | |
Rankiteo Explanation : Attack with significant impact with customers data leaksDescription: The California Office of the Attorney General reported a data breach involving Nationstar Mortgage LLC (dba Mr. Cooper) on March 22, 2024. The breach occurred between October 30, 2023, and November 1, 2023, potentially exposing personal information including names, addresses, Social Security numbers, dates of birth, and bank account numbers of approximately 47,818 Rhode Island residents. | |||||||
Nationstar Mortgage LLC | Breach | 25 | 1 | 7/2017 | MRC912072625 | Link | |
Rankiteo Explanation : Attack without any consequencesDescription: The California Office of the Attorney General reported a data breach involving Mr. Cooper on August 30, 2017, related to an incident that occurred on July 5, 2017. The breach involved inadvertent disclosure of a loan number and property address to another borrower. The number of individuals affected is currently unknown. | |||||||
Nationstar Mortgage LLC | Breach | 25 | 1 | 7/2015 | NAT502080525 | Link | |
Rankiteo Explanation : Attack without any consequencesDescription: The California Office of the Attorney General reported a data breach involving Nationstar Mortgage LLC on August 12, 2015. The breach occurred on July 27, 2015, when an email containing personal information was inadvertently sent to an employee at Greenlight. The number of affected individuals and specific types of information compromised are unknown. |
Nationstar Mortgage Company Subsidiaries

Nationstar Mortgage is a recognized leader in the mortgage industry with more than two decades of experience, and its flagship brand, Mr. Cooper, is the largest non-bank mortgage servicer in the nation. Nationstar Mortgage serves customers at every point of the home loan journey, with a focus on delivering a variety of servicing and lending products and technologies to make the home loan process more rewarding and less worrisome. Through its brands, Nationstar is dedicated to raising the standard of service borrowers can expect from a home loan lender and servicer. Nationstar Mortgage is owned by Mr. Cooper Group Inc. (NASDAQ: COOP). Interested in joining the team? Visit www.mrcoopercareers.com for current job openings. Nationstar Mortgage is a proud equal opportunity employer. NMLS #2119 Equal Housing Opportunity Legal: www.mrcooper.com/legal This site is not authorized by the New York State Department of Financial Services. No mortgage loan applications for properties located in the state of New York will be accepted through this site.
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Nationstar Mortgage Cyber Security News
Mr. Cooper cyberattack hits every current โ and former โ customer
The Texas-based mortgage company, which currently has more than 4.3 million customers, is one of multiple financial services firms hit byย ...
Mr. Cooper breach affects more than 14.6M โ all current, former customers
Mr. Cooper, a major U.S. mortgage servicer, says an October data breach affected nearly 14.7 million people, including all its current andย ...
Nationstar Mortgage, Mr. Cooper Data Breach
Around December 15, 2023, Nationstar Mortgage LLC, which does business as Mr. Cooper, began sending out notice of a data breach that reportedly impactedย ...
October cyberattack leaked data of 14.7 million people, mortgage giant Mr. Cooper says
One of the largest mortgage loan servicers in the U.S. said the information of nearly 14.7 million people was leaked during a previouslyย ...
Mortgage lender Mr. Cooper discloses cybersecurity breach and blocks access to systems
The country's third-largest mortgage servicer disclosed it was the target of a cyber attack, leaving millions of customers unable to makeย ...
Mr. Cooper hackers stole personal data on 14 million customers
Hackers stole the sensitive personal information of more than 14.6 million Mr. Cooper customers, the mortgage and loan giant has confirmed. In aย ...
Unveiling The Mr. Cooper Data Breach: What Happened?
The Mr. Cooper data breach is a significant incident involving one of the largest mortgage lending companies in the United States.
Mortgage giant Mr. Cooper hit by cyberattack impacting IT systems
U.S. mortgage lending giant Mr. Cooper was breached in a cyberattack that caused the company to shut down IT systems, including access to theirย ...
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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
Nationstar Mortgage CyberSecurity History Information
How many cyber incidents has Nationstar Mortgage faced?
Total Incidents: According to Rankiteo, Nationstar Mortgage has faced 3 incidents in the past.
What types of cybersecurity incidents have occurred at Nationstar Mortgage?
Incident Types: The types of cybersecurity incidents that have occurred incidents Breach.
Incident Details
Can you provide details on each incident?

Incident : Data Breach
Title: Data Breach at Nationstar Mortgage LLC
Description: An email containing personal information was inadvertently sent to an employee at Greenlight.
Date Detected: 2015-07-27
Date Publicly Disclosed: 2015-08-12
Type: Data Breach
Attack Vector: Email
Vulnerability Exploited: Human Error

Incident : Data Breach
Title: Data Breach at Mr. Cooper
Description: Inadvertent disclosure of a loan number and property address to another borrower.
Date Detected: 2017-07-05
Date Publicly Disclosed: 2017-08-30
Type: Data Breach
Attack Vector: Inadvertent Disclosure

Incident : Data Breach
Title: Data Breach at Nationstar Mortgage LLC (dba Mr. Cooper)
Description: The California Office of the Attorney General reported a data breach involving Nationstar Mortgage LLC (dba Mr. Cooper) on March 22, 2024. The breach occurred between October 30, 2023, and November 1, 2023, potentially exposing personal information including names, addresses, Social Security numbers, dates of birth, and bank account numbers of approximately 47,818 Rhode Island residents.
Date Detected: 2024-03-22
Date Publicly Disclosed: 2024-03-22
Type: Data Breach
What are the most common types of attacks the company has faced?
Common Attack Types: The most common types of attacks the company has faced is Breach.
Impact of the Incidents
What was the impact of each incident?

Incident : Data Breach MRC912072625
Data Compromised: Loan Number, Property Address

Incident : Data Breach NAT236072625
Data Compromised: names, addresses, Social Security numbers, dates of birth, bank account numbers
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Loan Number, Property Address, names, addresses, Social Security numbers, dates of birth and bank account numbers.
Which entities were affected by each incident?

Incident : Data Breach NAT236072625
Entity Type: Company
Industry: Financial Services
Location: Rhode Island
Customers Affected: 47818
Data Breach Information
What type of data was compromised in each breach?

Incident : Data Breach MRC912072625
Type of Data Compromised: Loan Number, Property Address

Incident : Data Breach NAT236072625
Type of Data Compromised: names, addresses, Social Security numbers, dates of birth, bank account numbers
Number of Records Exposed: 47818
Sensitivity of Data: High
Personally Identifiable Information: True
References
Where can I find more information about each incident?

Incident : Data Breach NAT502080525
Source: California Office of the Attorney General

Incident : Data Breach MRC912072625
Source: California Office of the Attorney General
Date Accessed: 2017-08-30

Incident : Data Breach NAT236072625
Source: California Office of the Attorney General
Date Accessed: 2024-03-22
Where can stakeholders find additional resources on cybersecurity best practices?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: California Office of the Attorney General, and Source: California Office of the Attorney GeneralDate Accessed: 2017-08-30, and Source: California Office of the Attorney GeneralDate Accessed: 2024-03-22.
Additional Questions
Incident Details
What was the most recent incident detected?
Most Recent Incident Detected: The most recent incident detected was on 2015-07-27.
What was the most recent incident publicly disclosed?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2015-08-12.
Impact of the Incidents
What was the most significant data compromised in an incident?
Most Significant Data Compromised: The most significant data compromised in an incident were Loan Number, Property Address, names, addresses, Social Security numbers, dates of birth and bank account numbers.
Data Breach Information
What was the most sensitive data compromised in a breach?
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Loan Number, Property Address, names, addresses, Social Security numbers, dates of birth and bank account numbers.
What was the number of records exposed in the most significant breach?
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 496.0.
References
What is the most recent source of information about an incident?
Most Recent Source: The most recent source of information about an incident are California Office of the Attorney General, California Office of the Attorney General and California Office of the Attorney General.
What Do We Measure?
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
