Guns.com 2021 Data Breach

Guns.com 2021 Data Breach: 376,000 Firearms-Marketplace Customers Exposed

Weapons / Firearms Marketplace / Consumer

Guns.com 2021 Data Breach: 376,000 Firearms-Marketplace Customers Exposed

Online firearms marketplace and editorial platform.

Confirmed · ObscureIQ Intelligence
Breach Risk Index i
34/100
Lower riskHigher risk
Moderate: notable exposure with meaningful misuse potential.
Data Sensitivity i
Elevated
Exposed data raises the risk of fraud, targeting, and impersonation. Proactive steps are warranted.
376KRecords
2021Year

The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.

Crucial data exposed
FinancialCredit Card
AddressPhysical address
Classification Tags
Cloud MisconfigurationWeaponsDirect Customers2021

Breach Summary

In 2021, Guns.com suffered a data breach exposing about 376,000 customers, including names, email and physical addresses, dates of birth, phone numbers, purchase history, partial credit-card data and passwords.

Full threat analysis, exploitation vectors, and principal guidance below.

10 additional sections · verified field analysis · defensive doctrine

Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…

376K records analyzed

About Guns.com

Guns.com is a US online firearms marketplace and editorial platform where users buy, sell and read about firearms and accessories.

Why They Hold Your Data

A firearms e-commerce platform holds customer identity and contact data, addresses, dates of birth, phone numbers, purchase history, partial payment-card data and account credentials.

Recent Developments

The Guns.com dataset circulated after a 2021 exposure of its customer database.

Data Points Exposed

8 verified field types
Credit Card Critical
Date of Birth High
Email Address
Full Name
Password High
Phone Number
Physical address High
Transaction History

Breach Impact

As with other gun-commerce breaches, exposure reveals firearms-purchasing activity, heightening physical-security and privacy sensitivity for affected customers.

Exploitation & Downstream Threats

• Credential stuffing against reused passwords across other platforms | • Financial fraud using exposed financial profile data | • Identity verification bypass using name + date of birth combination | • SIM swap attacks where phone numbers are present | • Targeted phishing campaigns using exposed email addresses | • Doxxing risk from physical address exposure

Principal Risk Advisory

What this means for a principal

A consumer-service breach: contact and account data supports phishing, account takeover and profile enrichment. For a high-profile principal this is targeting-grade, not merely identity-theft-grade: the combination lets an adversary locate, impersonate, or pressure the principal with little additional work.

What You Should Do

  1. Treat the home address as exposed: review mail and package handling and physical-security routines, and brief household staff to verify unusual requests.
  2. Reset any reused passwords and enable MFA on email first, then financial accounts.
  3. Guard against SIM-swap and vishing: add a carrier port-out PIN and verify any 'support' calls independently.
  4. Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.

How ObscureIQ Can Help

  1. Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
  2. Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
  3. ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).

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