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About this site

Tax Administration

Vulnerability disclosure program on security.txt belastingdienst.nl

Accepting reports security.txt
Go to program Website
Top reward
No cash rewards
Top severity paid
Not published
Assets in scope
5
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]
Partial safe harbor
Some legal protection; read the terms.
Replies within 5 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.

Pays cash
No You may also receive a reward, like a nice letter or even the coveted Tax Administration Trophy .
Response
Within 5 days You will receive a response to your report within 5 working days.
Safe harbor
Partial We will determine when and how you can publish about this in collaboration with you.
Hall of fame
Yes If you wish, we will list you as discoverer of the vulnerability in our Hall of Fame .

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

Scope

5 assets you may test.

Domains 2

  • belastingdienst.nl
  • toeslagen.nl

Products and areas 3

  • Benefits Office
  • FIOD
  • systems of the Tax Administration

Rules

What the policy asks of you, and the bug types it won't reward, quoted from Tax Administration's policy. "We" in these lines means the program, not this site.

While testing

  • Report the vulnerability to us as soon as possible.
  • We ask you to only use these email addresses to make a CVD report.
  • Provide sufficient information about the vulnerability (Proof-of-Concept).
  • Leave your phone number and email address.
  • install malware
  • copy, change or delete data or configurations from a system
  • 'bruteforcing' to gain access to systems
  • place backdoors or create alternative access options
  • use denial-of-service attacks
  • social engineering

Not accepted

  • We do not process scan reports (further) without an (impactful) proof-of-concept.

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 2 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.