In July 2021, the United Kingdom based website Guntrader suffered a data breach that exposed 112k unique email addresses. Extensive personal information was also exposed including names, phone numbers, geolocation data, IP addresses and various physical address attributes (cities for all users, complete addresses for some). Passwords stored as bcrypt hashes were also exposed.
Quick answer — was Guntrader breached?
Yes. Guntrader was breached in July 2021, exposing 112,031 records including browser user agent details, email addresses, geographic locations. This breach has been independently verified. If your email was involved, your data may still be at risk today. Check if you were affected.
What happened in the Guntrader data breach?
In July 2021, the United Kingdom based website Guntrader suffered a data breach that exposed 112k unique email addresses. Extensive personal information was also exposed including names, phone numbers, geolocation data, IP addresses and various physical address attributes (cities for all users, complete addresses for some). Passwords stored as bcrypt hashes were also exposed.
The exposed data included 9 types of personal information. Because passwords were exposed, users who reused their password on other sites are at particular risk. Learn more about what a data breach means for you.
Why was the Guntrader breach so dangerous?
The Guntrader breach exposed 112,031 records.
Because passwords were exposed, attackers can use credential stuffing to automatically test your Guntrader credentials against hundreds of other websites. Read more about what happens to your data after a breach.
Don't wait to find out — check if your email was exposed in this breach.
What data was stolen in the Guntrader breach?
Browser user agent details — may be combined with other breach data to build a profile for targeted attacks
Email addresses — used for phishing attacks and credential stuffing against your other accounts
Geographic locations — may be combined with other breach data to build a profile for targeted attacks
IP addresses — combined with other data, used for identity theft and physical fraud
Names — used to build profiles and target you with personalised scams
Passwords — can be used to access your accounts directly or cracked to reveal your actual password
Phone numbers — enables SIM-swapping attacks and targeted SMS phishing
Physical addresses — combined with other data, used for identity theft and physical fraud
Salutations — may be combined with other breach data to build a profile for targeted attacks
Is the Guntrader breach still dangerous in 2026?
Yes. Stolen data from the Guntrader breach remains dangerous years after the incident. Attackers routinely compile data from multiple breaches to build complete profiles, and credentials from 2021 are still actively used in automated attacks today.
Personal information like email addresses, phone numbers, and dates of birth does not expire. Even if you changed your Guntrader password, the other exposed data can be combined with information from other breaches to target you. Learn how long stolen data stays dangerous.
What to do if your email was in the Guntrader breach
Change your Guntrader password immediately
Log into Guntrader and change your password to something strong and unique — one you have never used anywhere else.
Change any account sharing that password
If you reused this password elsewhere, change it on every affected account. Attackers test stolen credentials against hundreds of popular sites within hours.
Enable two-factor authentication
Turn on 2FA on Guntrader and every important account. Even if your password is known, attackers cannot access the account without the second factor.
Check your other accounts for this breach
Run a full email scan to see every breach your address appears in — not just this one.
Check all my breaches — freeFrequently asked about the Guntrader breach
How many people were affected by the Guntrader data breach?
Is the Guntrader breach still a risk in 2026?
How do I check if my email was in the Guntrader breach?
What should I do if I was in the Guntrader breach?
How this breach page is reviewed
Breach pages are built from structured breach records and reviewed for practical risk guidance by EmailLeaked. Risk labels reflect exposed data types and are intended to help readers prioritise action.
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