WeLeakInfo
MEDIUM RISKData breach — March 2021
In March 2021, the Stripe account of the now-defunct WeLeakInfo service was taken over by "pompompurin" after acquiring an expired domain name with an email address used to manage the account. Access to Stripe then exposed almost 12k unique email addresses from customers who'd made credit card payments in order to obtain breached data hosted by WeLeakInfo. The data was subsequently leaked publicly and also included names, payment histories, IP addresses, billing addresses, partial credit card data and the organisation making the purchase.
search Check if you were affected — freeData exposed in this breach
What happened in the WeLeakInfo data breach?
In March 2021, the Stripe account of the now-defunct WeLeakInfo service was taken over by "pompompurin" after acquiring an expired domain name with an email address used to manage the account. Access to Stripe then exposed almost 12k unique email addresses from customers who'd made credit card payments in order to obtain breached data hosted by WeLeakInfo. The data was subsequently leaked publicly and also included names, payment histories, IP addresses, billing addresses, partial credit card data and the organisation making the purchase.
The exposed data included 8 types of personal information. Learn more about what a data breach means for you.
Quick answer — was WeLeakInfo hacked?
Yes. WeLeakInfo was breached in March 2021. The breach exposed 11,788 records including browser user agent details, email addresses, employers. This breach has been independently verified. If your email was involved, your data may still be at risk today. Check if you were affected.
Why was the WeLeakInfo breach so dangerous?
The WeLeakInfo breach exposed 11,788 records — that is a large number of compromised accounts. The combination of browser user agent details, email addresses, employers makes this a medium-risk breach that should be addressed promptly.
Don't wait to find out — check if your email was exposed in this breach now.
What data was stolen in the WeLeakInfo 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
Employers — 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
Partial credit card data — can be used for direct financial fraud and unauthorised transactions
Physical addresses — combined with other data, used for identity theft and physical fraud
Purchases — may be combined with other breach data to build a profile for targeted attacks
Is the WeLeakInfo breach still dangerous in 2026?
Yes. Stolen data from the WeLeakInfo breach remains dangerous years after the incident. Research shows that over 65% of stolen credentials from older breaches have never been changed by the account holders. Attackers routinely compile data from multiple breaches to build complete profiles, and credentials from 2021 are still actively used in credential stuffing attacks today.
Personal information like email addresses, phone numbers, and dates of birth never expire. Even if you changed your WeLeakInfo password, the other exposed data can be combined with information from other breaches to target you. Learn more about how long stolen data stays dangerous.
Frequently asked about the WeLeakInfo breach
Approximately 11,788 user records were exposed in the WeLeakInfo breach in March 2021.
Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your WeLeakInfo password elsewhere and haven't changed it, those accounts remain at risk today.
Enter your email in the free checker on EmailLeaked. We scan 12 billion+ breach records including the full WeLeakInfo dataset and tell you instantly whether your email was exposed and what data was taken.
Change your WeLeakInfo password immediately, change any other account where you used the same password, enable two-factor authentication on all important accounts, and monitor for phishing emails over the next 90 days.
Who was affected by the WeLeakInfo breach?
The WeLeakInfo data breach affected approximately 11,788 users who had accounts with the service. While not the largest breach on record, it still represents a significant number of compromised accounts in our database of 970+ known breaches.
If you ever created an account with WeLeakInfo or used their services, your data may have been included in this breach. Check your email now to find out. You can also read our guide on what to do immediately after a data breach.
If your email was in the WeLeakInfo breach
Change your WeLeakInfo password immediately
Go to WeLeakInfo and change your password right now. Use a strong, unique password that you have never used anywhere else.
Change any account sharing that password
If you used the same password on other sites, change it on every one of them. Attackers test stolen credentials on hundreds of popular sites within hours.
Enable two-factor authentication
Turn on 2FA on WeLeakInfo and every important account. Even if your password is known, attackers cannot get in without the second factor.
Check your other accounts for this breach
Run a full email check to see every breach your email appears in — not just this one.
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