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high severity September 20, 2025 · 3 min read Unverified claim — what this is

Crunchbase, Inc. Listed by shinyhunters Ransomware Group

If you are a customer of Crunchbase, Inc., here’s what is being claimed, and what it would mean for you.

Crunchbase, Inc. was listed on ShinyHunters's leak site. ShinyHunters claims to have stolen internal data. This is the group's claim, not a confirmed finding.

Crunchbase, Inc. Listed by shinyhunters Ransomware Group

On September 20, 2025, Crunchbase, Inc. appeared on the leak site of the ransomware group ShinyHunters with 1.3 GB of compressed internal files containing approximately 2 million records.

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What's Publicly Reported from Reporting

Public reporting indicates the data was exfiltrated during a ransomware incident. The leaked archive, updated on the group’s site as recently as January 23, 2026, consists of internal company files rather than a traditional customer database dump. No precise list of exposed data types has been independently verified, but files of this nature frequently contain employee records, partner contracts, financial spreadsheets, and customer contact information. The number of individuals directly affected remains unknown, yet the volume suggests thousands of people could have personal or business details included.

ShinyHunters posted the material on their leak portal hosted via ransomware.live. As of the latest available information, the group has not published a full sample or detailed manifest, which is consistent with their pattern of using partial leaks to pressure victims.

Why This Matters for You and Your Family

When a business directory like Crunchbase suffers a breach, the consequences reach far beyond the company. If your email, phone number, work history, or company affiliation appears in those files, attackers can combine it with information from other breaches to build a complete profile. For ordinary families this often leads to targeted phishing, identity theft attempts, or harassment. Children’s names linked to parental emails can become entry points for gaming account takeovers that later expose home addresses.

Credential leaks like this one cascade into account takeovers across any service where the same password or email was reused. What begins as an internal business file can quickly surface on multiple dark-web marketplaces, giving criminals years to exploit the information while most people remain unaware.

The Doxxing and Identity-Chain Implications

Modern doxxing rarely relies on a single breach. Attackers chain records together: an email from one leak, a phone number from another, a gaming username from a child’s account, and an address pulled from a people-search site. The Crunchbase files, even if they contain only partial customer or employee contacts, supply fresh links in that chain. Once connected, these identities can be sold as ready-made “fullz” packages that include enough detail for fraud, stalking, or extortion.

Available reporting describes how such chained data enables persistent harassment. A single exposed work email can lead to social-media accounts, then to family photos, then to physical addresses. Gaming accounts belonging to children are especially vulnerable because they often share the same household email or password patterns, turning a business breach into a family-wide privacy incident.

ShinyHunters’ Publicly Known Track Record

Public reporting attributes the attack to ShinyHunters, a group that first gained attention around 2020. The actors have previously targeted organizations in technology, education, and consumer services, including breaches at Microsoft, Okta, and several large gaming platforms. Their typical playbook involves initial access through phishing or exploited vulnerabilities, followed by exfiltration of sensitive files, and then extortion via leak-site pressure rather than widespread encryption. They frequently list victims with compressed archives and demand payment to prevent full publication, a pattern seen in this Crunchbase case.

What to do

  • Run a DoxxScan to map every link between your emails, phones, handles, and real-world identity so you can see exactly what the Crunchbase files may have exposed.
  • Rotate any password you used at Crunchbase or similar business services and enable 2FA through an authenticator app on every account where that credential was reused.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak that touches your family is caught in hours rather than months.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that often chain back to the same addresses and emails.
  • Let remediation specialists handle takedown requests across data brokers and leak sites so you do not have to negotiate or chase each instance yourself.

The Crunchbase breach is a reminder that corporate data leaks have direct, personal consequences for anyone whose information ends up inside them. Taking deliberate steps now limits how far attackers can travel down the identity chain. DoxxScan by GalaxyWarden offers continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts. Starting that process today turns a reactive situation into managed protection for you and your family.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Report details & sourcing

Severity High
Disclosed September 20, 2025
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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