Zero-day

3 min read

• apt
• China
• Cisco
• Cybersecurity
• Cybersecurity and Infrastructure Security Agency (CISA)
• Rapid7
• Research
• Threats
• Trend Micro
• Zero Day Initiative
• Zero-day
• zero-days

Cisco customers hit by fresh wave of zero-day attacks from China-linked APT

Cyber Scoop December 18, 2025

Cisco customers hit by fresh wave of zero-day attacks...

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3 min read

• Cybersecurity
• Cybersecurity and Infrastructure Security Agency (CISA)
• known exploited vulnerabilities (KEV)
• Microsoft
• Patch Tuesday
• Technology
• Threats
• Trend Micro
• vulnerabilities
• vulnerability disclosure
• vulnerability reporting
• Zero Day Initiative
• Zero-day

Microsoft’s last Patch Tuesday of 2025 addresses 57 defects, including one zero-day

Cyber Scoop December 9, 2025

Microsoft’s last Patch Tuesday of 2025 addresses 57 defects,...

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3 min read

• California
• Clop
• Cox Enterprises
• cybercrime
• Cybersecurity
• Dartmouth College
• data breaches
• Harvard
• Harvard University
• Logitech
• MOVEit Transfer
• Oracle
• ransomware
• Threats
• University of Pennsylvania
• vulnerabilities
• vulnerability
• vulnerability disclosure
• Zero-day
• zero-day exploit

University of Pennsylvania joins growing pool of Oracle customers impacted by Clop attacks

Cyber Scoop December 2, 2025

University of Pennsylvania joins growing pool of Oracle customers...

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3 min read

• Clop
• cybercrime
• Cybersecurity
• Google Threat Intelligence Group
• hacking
• Mandiant
• Oracle
• ransomware
• Research
• vulnerabilities
• watchTowr
• Zero-day

Dozens of Oracle customers impacted by Clop data theft for extortion campaign

Cyber Scoop October 9, 2025

Dozens of Oracle customers impacted by Clop data theft...

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4 min read

• Clop
• cybercrime
• Cybersecurity
• Cybersecurity and Infrastructure Security Agency (CISA)
• Federal Bureau of Investigation (FBI)
• Halcyon
• known exploited vulnerabilities (KEV)
• Oracle
• ransomware
• Research
• Russia
• Threats
• vulnerabilities
• vulnerability
• Zero-day
• zero-days

Oracle zero-day defect amplifies panic over Clop’s data theft attack spree

Cyber Scoop October 6, 2025

Oracle zero-day defect amplifies panic over Clop’s data theft...

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3 min read

• China
• CISA
• Cisco
• cyber espionage
• Cybersecurity
• Cybersecurity and Infrastructure Security Agency (CISA)
• espionage
• firewall
• Government
• Technology
• Threats
• vulnerabilities
• Zero-day
• zero-days

CISA says it observed nearly year-old activity tied to Cisco zero-day attacks

Cyber Scoop September 25, 2025

CISA says it observed nearly year-old activity tied to...

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3 min read

• Censys
• China
• Cisco
• Cisco Talos
• Cybersecurity
• Cybersecurity and Infrastructure Security Agency (CISA)
• emergency directive
• firewall
• Government
• Microsoft Threat Intelligence Center
• Palo Alto Networks
• Research
• Threats
• Unit 42
• Zero-day
• zero-days

CISA alerts federal agencies of widespread attacks using Cisco zero-days

Cyber Scoop September 25, 2025

CISA alerts federal agencies of widespread attacks using Cisco...

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3 min read

• Cisco
• Patching
• SNMP
• Technology
• Zero-day

Cisco uncovers new SNMP vulnerability used in attacks on IOS devices

Cyber Scoop September 25, 2025

Cisco uncovers new SNMP vulnerability used in attacks on...

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3 min read

• cybercrime
• Cybersecurity
• Mandiant
• misconfiguration
• passwords
• Research
• Sitecore
• Threats
• VulnCheck
• vulnerability
• watchTowr Labs
• Zero-day
• zero-days

Sitecore zero-day vulnerability springs up from exposed machine key

Cyber Scoop September 4, 2025

Sitecore zero-day vulnerability springs up from exposed machine key...

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3 min read

• Data Exfiltration
• DNS Tunneling
• lookalike domains
• lookalikes
• Security
• Threat Defense
• Zero Day DNS
• Zero-day

The Many Faces of DNS Abuse: How Threat Actors Exploit the Domain Name System

Infoblox February 19, 2025

The Domain Name System (DNS) is a fundamental component...

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