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Data Breach Scan

Alleged Firefox

24 Oct 2025 N/A 24-Oct-2025 Database,Combolist
213,513 Records Affected
Database,Combolist Source Structure
Unknown Source Breach Location
High-risk data exposed (passwords and/or SSN). Immediate credential reset and monitoring are recommended.
 
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Breach Details

Domain N/A
Leaked Data Types Email Address,Plaintext Password
Password Types Plaintext

Description

In March 2023, Firefox allegedly suffered a data breach affecting nearly 240,000 records. The exposed data includes close to 214,000 unique email addresses and plaintext passwords. The data was later shared on a prominent cybercrime forum.

Leaked Data Types

Email · Address · Plaintext · Password

Breach Rank

Ranked by number of affected users

Impact Score

Impact Score: 8.54

Based on data sensitivity, breach size, and recency

Estimated Financial Impact

$1.5M

This is an estimate based on potential fraud, phishing, and data misuse. Not all users will be affected.

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Identity Theft Risk Score

Risk Score: 8.7/10 - Critical

Data Exposure Analysis

Passwords Critical
Financial High
Personal Medium
Social High
Security Critical

Breach Timeline Analysis

March 2024 Multiple credentials exposed in recent data breach
January 2024 Password found in dark web marketplace
December 2023 Personal information leaked in major security incident

Security Recommendations

High Priority
Password Security

Critical: Change compromised passwords immediately and enable 2FA on all accounts

Important
Financial Protection

Monitor credit reports and set up fraud alerts with major credit bureaus

Recommended
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