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Centers for Medicare & Medicaid Services

By Centers for Medicare and Medicaid Services Vulnerability disclosure program on Self-hosted cms.gov

Accepting reports Full safe harbor
Top reward
No cash rewards
Top severity paid
Not published
Assets in scope
14
Public CVEs
0
Last change
No changes yet

At a glance

What to know before you start testing.

No cash rewards
A disclosure program: you report for credit, not money.
Report by email
[email protected]
Full safe harbor
Good-faith research is authorised; no legal action.
Replies within 3 days
As the policy promises.
Publish after a fix
Coordinate the timing with the company.

Rewards

What the company's own policy page says it pays.

This program does not pay cash rewards.

Response
Within 3 days If you share contact information, we will acknowledge receipt of your report within 3 business days
Safe harbor
Full If you make a good faith effort to comply with this policy during your security research, we will consider your research to be authorized, we will work with you to understand and resolve the issue quickly, and CMS will not recommend or pursue legal action related to your research.

Summarised with AI from the company's policy, read 12 Nov 2026, and checked word for word against it. Read the original

Scope

14 assets you may test, 2 excluded.

Web 8

  • https://csscoperations.com
  • https://qualitynet.cms.gov
  • https://www.cms.gov
  • https://www.cuidadodesalud.gov/es
  • https://www.healthcare.gov
  • https://www.insurekidsnow.gov
  • https://www.medicaid.gov
  • https://www.medicare.gov

Domains 6

  • cms.gov
  • cuidadodesalud.gov
  • healthcare.gov
  • insurekidsnow.gov
  • medicaid.gov
  • medicare.gov
Out of scope (2)
  • non-federal systems from our vendors
  • third-party applications, websites, or services that integrate with or link to or from CMS systems

Rules

What the policy asks of you, and the bug types it won't reward, quoted from Centers for Medicare & Medicaid Services's policy. "We" in these lines means the program, not this site.

While testing

  • Notify us as soon as possible after you discover a real or potential security issue.
  • Make every effort to avoid privacy violations, degradation of user experience, disruption to production systems, and destruction or manipulation of data.
  • Only use exploits to the extent necessary to confirm a vulnerability’s presence.
  • Do not use an exploit to compromise or exfiltrate data, establish command line access and/or persistence, or use the exploit to “pivot” to other systems.
  • Provide us a reasonable amount of time to resolve the issue before you disclose it publicly.
  • You do not intentionally compromise the privacy or safety of CMS personnel (e.g. civilian employees or military members), or any third parties.
  • You do not intentionally compromise the intellectual property or other commercial or financial interests of any CMS personnel or entities, or any third parties.
  • engage in physical testing of facilities or resources
  • engage in social engineering

Summarised with AI from the company's policy, read 12 Nov 2026, and checked word for word against it. Read the original

Changes

Tracked since 11 Nov 2026. Last checked 5 hours ago.

No changes yet. When the rewards or scope move, you will see it here and in the RSS feed.

Public CVEs

Published vulnerabilities in this vendor's products, from the NVD.

Search NVD

No CVEs matched yet. We match NVD records by vendor name, so products sold under another name can be missing.