Top Security Breaches 2026-11-10
Auto-generated 2026-11-10T09:00:55.281148+00:00 (UTC)
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Chainalysis Breach Exposes All Users’ Credentials, Forces Shutdown of Key Services
Source: The Hacker News | Published: 2026-11-06T08:04:49+00:00 | Score: 18.888
Blockchain analysis firm Chainalysis has revealed that its ongoing investigation into the agentic cyber attack targeting its systems also exposed names, usernames, password hashes and live tokens for all users.
“While we investigated, we removed access to Reactor and Data Solutions,” the company said. “At this time we continue to have no evidence that any investigations data has been accessed
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SEGA newsletter data breach exposes 2.2 million email addresses
Source: BleepingComputer | Published: 2026-11-09T22:09:33+00:00 | Score: 17.48
Japanese gaming giant SEGA has disclosed that a data breach at its third-party newsletter provider, ARARA, exposed the email addresses of 2.2 million newsletter subscribers. […]
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Iris Ohyama data cloud breach exposes info of 7.7 million customers
Source: BleepingComputer | Published: 2026-11-08T15:43:08+00:00 | Score: 17.441
Japanese manufacturer Iris Ohyama, the operator of the Iris Plaza shopping platform, disclosed that personal information belonging to about 7.7 million people may have been exposed after unauthorized access to a third-party cloud service the company used. […]
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Hackers Exploit Qubole’s Trusted AWS Access to Breach Customer Accounts and Steal Data
Source: The Hacker News | Published: 2026-11-09T17:51:21+00:00 | Score: 16.311
An attacker broke into AWS accounts belonging to multiple Qubole customers between October 14 and October 26 and stole stored secrets and data, cloud security company Wiz said today.
The attacker used credentials for an AWS account that Qubole’s platform uses to reach those customers. How the attacker got those credentials has not been disclosed.
Qubole, a data lake platform owned by Idera,
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York University breach exposed personal information dating to 2007
Source: BleepingComputer | Published: 2026-11-09T21:22:31+00:00 | Score: 15.871
York University has announced it suffered a cybersecurity incident in which a threat actor stole personal information people submitted through online forms. […]
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5 Active Cyber Threats That Put US Enterprises at Risk in October 2026
Source: The Hacker News | Published: 2026-11-05T10:06:19+00:00 | Score: 15.014
October 2026 brought another wave of cyber threats targeting US businesses, with attackers exploiting trusted platforms, legitimate authentication processes, and everyday business workflows. For enterprises, these campaigns raise the stakes beyond individual security incidents, increasing the risk of financial losses, data breaches, and costly operational disruption.
Below, we examine five
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Chainstack Reports Production Systems Breach Exposing Customer Data and Password Hashes
Source: The Hacker News | Published: 2026-11-03T18:16:19+00:00 | Score: 14.516
Blockchain infrastructure provider Chainstack on Tuesday disclosed that it was targeted in a cyber attack that allowed an unauthorized party to gain access to some parts of its infrastructure.
The incident is assessed to be part of a large-scale, artificial intelligence (AI)-powered attack campaign that came to light last week.
“An external attacker gained unauthorized access to part of
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Binance denies data breach after alleged ShinyHunters claims
Source: BleepingComputer | Published: 2026-11-09T16:12:39+00:00 | Score: 14.213
Binance, the world’s largest crypto exchange, has denied claims of a new security breach made by a threat actor using the ‘ShinyHunters’ handle on a newly emerged underground cybercrime forum. […]
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