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Google Adopts New Threat Actor Naming System

The new two-word naming convention uses a memorable term utilized in public reporting and a cluster-categorization word. The post Google Adopts New Threat Actor Naming System appeared first on SecurityWeek.

SecurityWeekJul 28, 2026 8:42 AMEnterprise
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SecurityWeekJul 28, 2026 7:27 AM

Unpatched Fastjson Vulnerability Exploited in Attacks

The critical remote code execution bug can be exploited without authentication, under the library’s stock default configurations. The post Unpatched Fastjson Vulnerability Exploited in Attacks appeared first on SecurityWeek.

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SecurityWeekJul 28, 2026 6:40 AM

Critical Arista VeloCloud Orchestrator Vulnerability Exploited as Zero-Day

Impacting on-premises deployments, the OS command injection allows attackers to access privileged internal functionality.

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The Hacker NewsJul 28, 2026 6:07 AM

Microsoft Says New Cybersecurity AI Model Helps MDASH Hit 95.95% at Half the Cost

Microsoft has launched its first cybersecurity-specific model inside MDASH, its multi-model vulnerability identification and remediation harness. The company says MDASH, using MAI-Cyber-1-Flash and GPT-5.4, scored 95.

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SecurityWeekJul 28, 2026 5:01 AM

Origin Energy Data Breach Affects 900,000 Australians

The hacker claimed to have stolen the information of 2 million Origin Energy customers after breaching its systems. The post Origin Energy Data Breach Affects 900,000 Australians appeared first on SecurityWeek.

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The Hacker NewsJul 28, 2026 4:43 AM

Attackers Exploit Arista VeloCloud Orchestrator Command Injection Flaw

A maximum-severity security flaw impacting on-premises versions of Arista VeloCloud Orchestrator (VCO) has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-16812 (CVSS score: 10.

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SecurityWeekJul 28, 2026 2:28 AM

For Some, So-Called ‘Skynet Day’ Came too Close to Sci-Fi After a Rogue Agent Hacked Into a Startup

Decades after it appeared in “The Terminator,” Skynet looks more like a forecast of the cyber incident in which a rogue AI system hacked into another AI company on its own.

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