suspectedhighSupply chainFirst reported Nov 3, 2026
An attacker compromised the update system of OPSSHIELD's cPGuard security tool on November 2 and used it to send a malicious script to customers' Linux servers. The script installed a backdoor and collected password hashes and other sensitive files, some of which the attacker retrieved. OPSSHIELD urged administrators to install version 5.88.25 or later.
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suspectedmediumData breachFirst reported Nov 3, 2026 · Disclosed Nov 3, 2026
Blockchain infrastructure provider Chainstack disclosed on 2026-11-03 that an external attacker gained unauthorized access to parts of its infrastructure, exposing customer data and password hashes. The incident is assessed to be part of a large-scale AI-powered attack campaign that came to light the previous week.
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suspectedmediumData breachFirst reported Oct 31, 2026 · Updated Oct 31, 2026
Blockchain analysis firm Chainalysis said it was the target of a cybersecurity incident in which an external actor accessed non-sensitive customer data. The company said the breach did not result in unauthorized access to its investigation content, authentication credentials, or session tokens.
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