Chartboost

Chartboost

Data breach claim reported November 09, 2026
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Data Breach Report
Victimchartboost.com
Claimed Byn0n
Date DiscoveredNov 09, 2026
DescriptionChartboost is an advertising technology company based in the USA (California), providing in-app programmatic advertising, real-time bidding, and monetization solutions for mobile apps and games.
Leak SizeUnknown

Breach claims on this page are published by threat actors and haven't been verified by Breachsense.

Credential Exposure for chartboost.com

We've indexed 73 @chartboost.com accounts from external breaches, plus 1,552 credentials for chartboost.com itself.

Last checked Nov 9, 2026

@chartboost.com addresses from external breaches
Third-party breaches71 accounts · across 37 breaches · 51 with a plaintext password · most recent Dec 18, 2025
Combo lists12 accounts · most recent Nov 8, 2026
Passwords for chartboost.com accounts
Combo lists1,090 logins · most recent Nov 9, 2026
Infostealer logs514 logins · 367 infected devices · most recent Nov 9, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

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