Breach Intelligence Report
20 May 2026
21,391 ArtHouse Cloud Logs v1: April 2026 Breach
Email
Addresses
Plaintext
Password
Urls
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Records Exposed
21,391
Source Type
Stealer log
Origin
United States
Password Type
plaintext
In April 2026, a massive stealer log file containing 21,391 records was released on Telegram, affecting the ArtHouse Cloud platform. The breach exposed email addresses, plaintext passwords, and sensitive URLs linked to multiple systems. Attackers gained access to endpoint data and API infrastructure information. This incident represents a serious threat to user privacy and security. Users must immediately update their security credentials. Professional assessment is recommended for affected organizations.
Breach Breakdown
Domain
ArtHouse Cloud Logs v1 uploaded by a Telegram User
Leaked Data
Email Addresses,Plaintext Password,URLs
Password Types
plaintext
Date Leaked
20 May 2026
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Breach Rank
#N/A
by affected users
Impact Score
1
sensitivity + scale + recency
Est. Financial Impact
$154.8K
fraud, phishing & misuse risk
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