Company lists · Data refreshed November 2026

Top 25 Vulnerability disclosure platforms worldwide

RevenueBase identified 160 company matches for vulnerability disclosure platforms worldwide as of November 2026 and tracks 7,858 professional contacts across them, including 928 with verified work emails. The United States is the largest market and Austin the largest hub.

This list covers company matches for vulnerability disclosure platforms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for vulnerability disclosure platforms follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
160Companies
7,858Contacts tracked
928Verified emails
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The 25 largest vulnerability disclosure platforms worldwide

Ranked by team size
Top 25 of 160 company matches for vulnerability disclosure platforms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 2026n/a5,639 contacts →

Exact match

“HackerOne is a global leader in Continuous Threat Exposure Management (CTEM) and the only solution provider that pairs the simultaneous trust of the Fortune 500 and the world's…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchAntwerp, BelgiumHQ recorded Nov 5, 2026n/a672 contacts →

Exact match

“Intigriti is the trusted leader in crowdsourced security, empowering the world’s largest organizations to find and fix vulnerabilities before cybercriminals can exploit them.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchSarasota, FL, United StatesHQ recorded Nov 5, 202651-200126 contacts →

Exact match

“Nucleus is the exposure management platform enterprise and government security leaders rely on to reduce cyber risk at scale.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchOsnabrueck, GermanyHQ recorded Nov 5, 202651-200110 contacts →

Exact match

“With over installations worldwide, Greenbone is the most widely used provider of open source vulnerability management.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchTallinn, EstoniaHQ recorded Nov 5, 202651-200109 contacts →

Exact match

“HackenProof is an expert bug bounty and crowdsourced security marketplace helping companies find, validate, and fix vulnerabilities before exploitation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchLexington, MA, United StatesHQ recorded Nov 5, 202651-20088 contacts →

Exact match

“VulnCheck helps organizations outpace adversaries with exploit intelligence that predicts avenues of attack with speed and accuracy.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 5, 202651-20059 contacts →

Exact match

“Intruder's continuous exposure management platform helps security, IT, and engineering teams stop breaches before they start.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchAustin, TX, United StatesHQ recorded Nov 5, 202611-5052 contacts →

Exact match

“Our team of world-class reverse engineers discovers exploitable critical vulnerabilities in common commercial software and hardware BEFORE they can be manipulated by attackers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchParnu, EstoniaHQ recorded Nov 5, 202611-5048 contacts →

Exact match

“Patchstack is the leader in open source software vulnerability intelligence, covering the entire lifecycle from detection to mitigation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 5, 202611-5047 contacts →

Exact match

“Software ships daily.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchThe Hague, NetherlandsHQ recorded Nov 5, 2026n/a40 contacts →

Exact match

“We aim to make the digital world safer by reporting vulnerabilities we find in digital systems to the people who can fix them.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchJakarta Selatan Jakarta, SingaporeHQ recorded Nov 5, 202651-20031 contacts →

Exact match

“With Autobahn, you find and collect vulnerabilities, prioritize them from a hacker perspective, and fix them quickly with step-by-step solution guides.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchSingaporeHQ recorded Nov 5, 202651-20028 contacts →

Exact match

“We can help you augment your in-house InfoSec Red Team.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Nov 5, 202611-5027 contacts →

Exact match

“DefectDojo is a DevSecOps and vulnerability management tool.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchKathmandu, NepalHQ recorded Nov 5, 202611-5022 contacts →

Exact match

“Bugv is a crowdsourcing cybersecurity platform powered by human intelligence where we connect businesses with cyber security experts, ethical hackers, bug bounty hunters from all…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 5, 20261-1022 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchTallinn, EstoniaHQ recorded Nov 5, 20261-1021 contacts →

Exact match

“Bugbounter is a crowdsourced security platform that networks the crowd of freelance security researchers and security organizations with corporations and institutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchSao Paulo, BrazilHQ recorded Nov 5, 20261-1020 contacts →

Exact match

“A BugHunt é a primeira plataforma de Bug Bounty no Brasil!”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchCastlebar, IrelandHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“Cytidel helps security teams cut through the noise and focus on the vulnerabilities that actually matter.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchGraz, AustriaHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Schwachstellen in Softwareprodukten und in der IT Infrastruktur stellen ein großes Sicherheitsrisiko dar.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchThe Hague, NetherlandsHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“CSIRT.global is a volunteer led, non-profit organization.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchSeoul, South KoreaHQ recorded Nov 5, 20261-1011 contacts →

Exact match

“Disclosing vulnerabilities responsibly since 2007 SSD helps security researchers turn their skills in uncovering security vulnerabilities into a career.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact match경기도, South KoreaHQ recorded Nov 5, 202611-5011 contacts →

Exact match

“Findthegap Bugbounty Service provides a platform for companies to run bug bounty programs, continuously receiving and rewarding security vulnerabilities from large-scale security…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchColombo, Sri LankaHQ recorded Nov 5, 20261-1011 contacts →

Exact match

“Bug Zero is an award-winning crowdsourcing platform for security testing.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchAtasehir, TürkiyeHQ recorded Nov 5, 20261-108 contacts →

Exact match

“Unifies vulnerabilties from different platforms and eases to manage them through one application.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 160 vulnerability disclosure platforms worldwide

See the full list, filter by size, metro and specialty, and access 928 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Vulnerability disclosure platforms worldwide at a glance

As of Nov 5, 2026
11.8%Verified-email coverage
49.1Average contacts per company
1-10Median size (employees)
2.5%Largest-city concentration · Austin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
102
11-50
42
51-200
12
201-500
2
1,001-5,000
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for vulnerability disclosure platforms are linked below.
What qualifies
Company records worldwide whose business descriptions match “vulnerability disclosure platforms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 928 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Vulnerability disclosure platforms by location

1 lists · largest first

Every Vulnerability disclosure platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “vulnerability disclosure platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many vulnerability disclosure platforms are there worldwide?

RevenueBase identified 160 company matches for vulnerability disclosure platforms worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Hackerone tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most vulnerability disclosure platforms?

The United States leads with 26 companies. Every vulnerability disclosure platforms list by country and city is linked on this page.

Which city has the most vulnerability disclosure platforms?

Austin leads with 4 company records, followed by Bangalore (4) and San Francisco (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 928 professional contacts with verified work emails tracked across these 160 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.