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high severity December 03, 2022 · 3 min read

GunAuction.com Data Breach (2022)

If you are a customer of GunAuction.com, here’s what’s now in circulation.

In December 2022, the online firearms auction website GunAuction.com suffered a data breach which was later discovered left unprotected on the hacker's server. The data included over 565k user records with extensive personal data including email, IP and physical addresses, names, phone numbers, genders, years of birth, credit card type and passwords stored in plain text. The leaked identities could subsequently be matched to firearms listed for sale on the website.

GunAuction.com Data Breach (2022)

On December 3, 2022, GunAuction.com appeared in a public breach notification after more than 565,000 customer records were found exposed on an unprotected server belonging to an attacker. The online firearms auction platform had suffered a data breach that left email addresses, physical addresses, phone numbers, passwords, partial credit card details, IP addresses, genders, partial dates of birth, usernames, and browser user-agent strings accessible to anyone who located the files.

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Reported Details from the Disclosure

The primary listing on Have I Been Pwned states that the breach occurred in 2022 and was later discovered when the attacker’s server was left open. It confirms that 565K records were involved and that the data included passwords stored in plain text. The disclosure indicates the exposed information also contained enough personal detail that identities could be matched to specific firearms listings posted on the site. No ransom demand or named ransomware group is mentioned in the primary record, and the exact initial access method used by the intruder remains unknown.

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Why This Matters for You and Your Family

If you have ever bought or sold on GunAuction.com, your real-world identity is now tied to a platform that deals in firearms. An attacker who holds your physical address, phone number, date of birth, and plain-text password can connect that information to the specific guns you listed or purchased. This creates immediate safety risks for you and anyone living at the same address. The combination of partial credit card data and email addresses also raises the chance of targeted phishing or card-testing fraud that could affect household finances.

Doxxing and Identity-Chain Risks

Once an address and phone number are paired with usernames and passwords from a niche site like GunAuction.com, the data quickly spreads across underground forums. Threat actors chain the leak to other breaches, building a profile that can reveal family members, children’s names, and even gaming accounts that reuse the same email or password. A single exposed IP address or user-agent string can further narrow location and device habits. These chains often lead to doxxing packages that include current home photos pulled from real-estate sites, vehicle details, and lists of household firearms derived from the original auction data.

What to Do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, then use the cleanup to remove what you can.
  • Rotate the password you used at GunAuction.com anywhere else it appears, and switch to a unique passphrase for every account.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure is caught in hours rather than months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts that often chain back to the same credentials or address.
  • Let remediation specialists handle ongoing takedown requests for any new data-broker listings that surface from this breach.

The incident shows how even a single forgotten account can anchor a long-term identity exposure, especially when the data involves firearms or home addresses. Start your DoxxScan trial today and combine it with prompt credential changes and household-wide monitoring; DoxxScan’s continuous scanning, AI-powered identity-chain mapping, hands-on remediation by specialists, and family coverage—including children’s gaming accounts—give you and your family a practical way to reduce the damage that keeps spreading from the 2022 GunAuction.com breach.

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 sample580 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.

What to do now

Steps that match what this notice says was exposed

Every step below is free and you do it yourself, and none of it depends on GunAuction.com.

  1. Tell your bank before you do anything else. Account and routing details are the fastest-moving of the fields in this notice. Call the number on the back of your card rather than any number in an email, and ask them to watch the account and reissue the card.

One more, whatever was exposed: a breach notice is a favourite disguise for a phishing email. If a message about this arrives, do not use its links — go to the company’s site yourself, or call the number on your statement.

Were you a GunAuction.com customer?
GunAuction.com is one listing. Your email is probably in others.
565K accounts were exposed here. Check whether yours is one — and find every other leak tied to the same address, in about 15 seconds. No account, no card.

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Report details & sourcing

Severity High includes account details that can be misused directly
Disclosed December 03, 2022
Last reviewed July 22, 2026
Affected 565K
Data exposed Browser user agent detailsEmail addressesGendersIP addressesPartial credit card dataPartial dates of birthPasswordsPhone numbers +2 more
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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