Company Details
optum
103,600
1,434,062
62
optum.com
0
OPT_2870801
In-progress


Optum Vendor Cyber Rating & Cyber Score
optum.comAt Optum, we take a bold approach to solving the challenges of healthcare. We call it Healthy Optumism — the realistic yet hopeful belief that when you’re grounded in real world needs, human connection and data-driven expertise, better is always possible. We use advanced technology to connect people to insights in real time, focus on prevention, and strip away inefficiencies. We know change doesn’t happen overnight, but every success moves us closer to delivering efficient, affordable, high-quality care.
Company Details
optum
103,600
1,434,062
62
optum.com
0
OPT_2870801
In-progress
Between 650 and 699

Optum Global Score (TPRM)XXXX

Description: The Optum incident exemplifies the risks of consolidating healthcare systems, where a cyberattack paralyzed medical billing and authorization services, resulting in patients experiencing delays in medical procedures and lack of access to prescription medications. Medical service providers could not bill insurance, leading to financial strain, missed salary payments, and some cases of severe financial difficulties. With a single point of failure due to consolidated services, a large portion of health systems and patient care became vulnerable to cyber threats.
Description: UnitedHealth Group experienced a ransomware attack on February 21, which disrupted their services including medical claim handling and revenue cycle services. This resulted in severe delays in processing claims, pushing healthcare providers towards financial distress, with some nearly facing bankruptcy. The attack by the group BlackCat forced UnitedHealth to rebuild services and affected providers have started filing lawsuits due to not maintaining adequate cybersecurity measures, with allegations of sensitive information leaks. UnitedHealth has paid over $2 billion to affected providers and the data compromised in the attack remains undisclosed.
Description: Cyberattack Disrupts Major U.S. Healthcare Network, Exposing Patient Data A ransomware attack targeted Change Healthcare, a key subsidiary of UnitedHealth Group (UHG), on February 21, 2024, crippling critical payment and claims processing systems across the U.S. healthcare sector. The incident, attributed to the BlackCat/ALPHV ransomware group, forced widespread disruptions in pharmacies, hospitals, and clinics, delaying prescriptions, billing, and insurance reimbursements. The attack exploited vulnerabilities in Change Healthcare’s IT infrastructure, encrypting systems and exfiltrating sensitive data, including patient records and financial information. While UHG has not confirmed the full extent of the breach, reports suggest millions of individuals may be affected, with some data already surfacing on dark web forums. In response, UHG isolated affected systems, engaged cybersecurity firms, and worked with law enforcement, including the FBI and CISA. The outage lasted over a week, with partial restoration beginning in early March, though lingering disruptions continued to strain healthcare providers. The incident underscores the growing threat of ransomware to critical infrastructure, particularly in sectors reliant on interconnected digital systems. The fallout has prompted scrutiny of healthcare cybersecurity practices, with industry experts warning of potential long-term financial and operational consequences for providers already grappling with the attack’s aftermath.
Description: The California Office of the Attorney General reported a data breach incident involving OptumRx on April 8, 2016. The breach occurred on March 16, 2016, when an unencrypted laptop belonging to a vendor was stolen in Indianapolis, Indiana, potentially exposing names, addresses, health plan information, prescription drug details, and in some cases, dates of birth. Approximately UNKN individuals were affected, and no financial information was compromised.


No incidents recorded for Optum in 2026.
No incidents recorded for Optum in 2026.
No incidents recorded for Optum in 2026.
Optum cyber incidents detection timeline including parent company and subsidiaries

At Optum, we take a bold approach to solving the challenges of healthcare. We call it Healthy Optumism — the realistic yet hopeful belief that when you’re grounded in real world needs, human connection and data-driven expertise, better is always possible. We use advanced technology to connect people to insights in real time, focus on prevention, and strip away inefficiencies. We know change doesn’t happen overnight, but every success moves us closer to delivering efficient, affordable, high-quality care.


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As of February 20, 2026, UnitedHealth Group (NYSE: UNH) finds itself at a historic crossroads. For decades, the Minnetonka-based behemoth...
Lawsuits continue to pile up against Change Healthcare, Optum and UnitedHealth.
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Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
The official website of Optum is https://www.optum.com/en/.
According to Rankiteo, Optum’s AI-generated cybersecurity score is 671, reflecting their Weak security posture.
According to Rankiteo, Optum currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.
According to Rankiteo, Optum has been affected by multiple supply chain cyber incidents. The affected supply chain sources and their corresponding incident IDs are:
According to Rankiteo, Optum is not certified under SOC 2 Type 1.
According to Rankiteo, Optum does not hold a SOC 2 Type 2 certification.
According to Rankiteo, Optum is not listed as GDPR compliant.
According to Rankiteo, Optum does not currently maintain PCI DSS compliance.
According to Rankiteo, Optum is not compliant with HIPAA regulations.
According to Rankiteo,Optum is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.
Optum operates primarily in the Hospitals and Health Care industry.
Optum employs approximately 103,600 people worldwide.
Optum presently has no subsidiaries across any sectors.
Optum’s official LinkedIn profile has approximately 1,434,062 followers.
Optum is classified under the NAICS code 62, which corresponds to Health Care and Social Assistance.
No, Optum does not have a profile on Crunchbase.
Yes, Optum maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/optum.
As of March 30, 2026, Rankiteo reports that Optum has experienced 4 cybersecurity incidents.
Optum has an estimated 32,295 peer or competitor companies worldwide.
Incident Types: The types of cybersecurity incidents that have occurred include Ransomware, Breach and Cyber Attack.
Total Financial Loss: The total financial loss from these incidents is estimated to be $2 billion.
Detection and Response: The company detects and responds to cybersecurity incidents through an incident response plan activated with yes, and third party assistance with cybersecurity firms, and law enforcement notified with fbi and cisa, and containment measures with isolated affected systems, and recovery measures with partial restoration beginning in early march..
Title: UnitedHealth Group Ransomware Attack
Description: UnitedHealth Group experienced a ransomware attack on February 21, which disrupted their services including medical claim handling and revenue cycle services. This resulted in severe delays in processing claims, pushing healthcare providers towards financial distress, with some nearly facing bankruptcy. The attack by the group BlackCat forced UnitedHealth to rebuild services and affected providers have started filing lawsuits due to not maintaining adequate cybersecurity measures, with allegations of sensitive information leaks. UnitedHealth has paid over $2 billion to affected providers and the data compromised in the attack remains undisclosed.
Date Detected: 2023-02-21
Type: Ransomware
Attack Vector: Ransomware
Threat Actor: BlackCat
Motivation: Financial Gain
Title: Optum Cyber Incident
Description: The Optum incident exemplifies the risks of consolidating healthcare systems, where a cyberattack paralyzed medical billing and authorization services, resulting in patients experiencing delays in medical procedures and lack of access to prescription medications. Medical service providers could not bill insurance, leading to financial strain, missed salary payments, and some cases of severe financial difficulties. With a single point of failure due to consolidated services, a large portion of health systems and patient care became vulnerable to cyber threats.
Type: Ransomware
Title: OptumRx Data Breach
Description: A data breach incident involving OptumRx where an unencrypted laptop belonging to a vendor was stolen, potentially exposing personal and health information.
Date Detected: 2016-03-16
Date Publicly Disclosed: 2016-04-08
Type: Data Breach
Attack Vector: Physical Theft
Vulnerability Exploited: Unencrypted Laptop
Threat Actor: Unknown
Motivation: Unknown
Title: Ransomware Attack on Change Healthcare Disrupts U.S. Healthcare Network
Description: A ransomware attack targeted Change Healthcare, a key subsidiary of UnitedHealth Group (UHG), on February 21, 2024, crippling critical payment and claims processing systems across the U.S. healthcare sector. The incident forced widespread disruptions in pharmacies, hospitals, and clinics, delaying prescriptions, billing, and insurance reimbursements.
Date Detected: 2024-02-21
Type: Ransomware
Attack Vector: Vulnerabilities in IT infrastructure
Threat Actor: BlackCat/ALPHV
Common Attack Types: The most common types of attacks the company has faced is Ransomware.

Financial Loss: $2 billion
Systems Affected: Medical claim handlingRevenue cycle services
Downtime: Severe delays in processing claims
Operational Impact: Rebuild services
Legal Liabilities: Lawsuits filed by affected providers

Financial Loss: financial strainmissed salary paymentssevere financial difficulties
Systems Affected: medical billing servicesauthorization services
Operational Impact: delays in medical procedureslack of access to prescription medications

Data Compromised: Names, Addresses, Health plan information, Prescription drug details, Dates of birth

Data Compromised: Patient records and financial information
Systems Affected: Payment and claims processing systems
Downtime: Over a week
Operational Impact: Delayed prescriptions, billing, and insurance reimbursements
Identity Theft Risk: High
Payment Information Risk: High
Average Financial Loss: The average financial loss per incident is $500.00 million.
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are Names, Addresses, Health Plan Information, Prescription Drug Details, Dates Of Birth, , Patient Records, Financial Information and .

Entity Name: UnitedHealth Group
Entity Type: Healthcare
Industry: Healthcare

Entity Name: OptumRx
Entity Type: Healthcare
Industry: Healthcare
Location: Indianapolis, Indiana
Customers Affected: UNKN

Entity Name: Change Healthcare
Entity Type: Subsidiary
Industry: Healthcare
Location: U.S.
Customers Affected: Millions of individuals

Entity Name: UnitedHealth Group (UHG)
Entity Type: Parent Company
Industry: Healthcare
Location: U.S.

Incident Response Plan Activated: Yes
Third Party Assistance: Cybersecurity firms
Law Enforcement Notified: FBI and CISA
Containment Measures: Isolated affected systems
Recovery Measures: Partial restoration beginning in early March
Incident Response Plan: The company's incident response plan is described as Yes.
Third-Party Assistance: The company involves third-party assistance in incident response through Cybersecurity firms.

Type of Data Compromised: Names, Addresses, Health plan information, Prescription drug details, Dates of birth
Number of Records Exposed: UNKN
Sensitivity of Data: High
Data Encryption: No
Personally Identifiable Information: Yes

Type of Data Compromised: Patient records, Financial information
Number of Records Exposed: Millions
Sensitivity of Data: High
Data Exfiltration: Yes
Data Encryption: Yes
Personally Identifiable Information: Yes
Handling of PII Incidents: The company handles incidents involving personally identifiable information (PII) through by isolated affected systems.

Ransomware Strain: BlackCat

Ransomware Strain: BlackCat/ALPHV
Data Encryption: Yes
Data Exfiltration: Yes
Data Recovery from Ransomware: The company recovers data encrypted by ransomware through Partial restoration beginning in early March.

Legal Actions: Lawsuits filed by affected providers
Ensuring Regulatory Compliance: The company ensures compliance with regulatory requirements through Lawsuits filed by affected providers.

Source: California Office of the Attorney General
Date Accessed: 2016-04-08
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: California Office of the Attorney GeneralDate Accessed: 2016-04-08.

Investigation Status: Ongoing
Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Cybersecurity firms.
Last Attacking Group: The attacking group in the last incident were an BlackCat, Unknown and BlackCat/ALPHV.
Most Recent Incident Detected: The most recent incident detected was on 2023-02-21.
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2016-04-08.
Highest Financial Loss: The highest financial loss from an incident was $2 billion.
Most Significant Data Compromised: The most significant data compromised in an incident were Names, Addresses, Health Plan Information, Prescription Drug Details, Dates of Birth, and Patient records and financial information.
Most Significant System Affected: The most significant system affected in an incident was Medical claim handlingRevenue cycle services and medical billing servicesauthorization services and .
Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was Cybersecurity firms.
Containment Measures in Most Recent Incident: The containment measures taken in the most recent incident was Isolated affected systems.
Most Sensitive Data Compromised: The most sensitive data compromised in a breach were Addresses, Patient records and financial information, Dates of Birth, Health Plan Information, Names and Prescription Drug Details.
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 0.
Most Significant Legal Action: The most significant legal action taken for a regulatory violation was Lawsuits filed by affected providers.
Most Recent Source: The most recent source of information about an incident is California Office of the Attorney General.
Current Status of Most Recent Investigation: The current status of the most recent investigation is Ongoing.
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A vulnerability was identified in Totolink A3300R 17.0.0cu.557_b20221024. This affects the function setLanCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument lanIp leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of zlib which has several vulnerabilities, including CVE-2026-27171. The bundled Compress::Raw::Zlib was updated to version 2.221 in Perl blead commit c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94.
Ghidra versions prior to 12.0.3 improperly process annotation directives embedded in automatically extracted binary data, resulting in arbitrary command execution when an analyst interacts with the UI. Specifically, the @execute annotation (which is intended for trusted, user-authored comments) is also parsed in comments generated during auto-analysis (such as CFStrings in Mach-O binaries). This allows a crafted binary to present seemingly benign clickable text which, when clicked, executes attacker-controlled commands on the analyst’s machine.
A critical security vulnerability in parisneo/lollms versions up to 2.2.0 allows any authenticated user to accept or reject friend requests belonging to other users. The `respond_request()` function in `backend/routers/friends.py` does not implement proper authorization checks, enabling Insecure Direct Object Reference (IDOR) attacks. Specifically, the `/api/friends/requests/{friendship_id}` endpoint fails to verify whether the authenticated user is part of the friendship or the intended recipient of the request. This vulnerability can lead to unauthorized access, privacy violations, and potential social engineering attacks. The issue has been addressed in version 2.2.0.
A Server-Side Request Forgery (SSRF) vulnerability exists in parisneo/lollms versions prior to 2.2.0, specifically in the `/api/files/export-content` endpoint. The `_download_image_to_temp()` function in `backend/routers/files.py` fails to validate user-controlled URLs, allowing attackers to make arbitrary HTTP requests to internal services and cloud metadata endpoints. This vulnerability can lead to internal network access, cloud metadata access, information disclosure, port scanning, and potentially remote code execution.

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