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Security News, Assessments & Alerts Page 19

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

APT28 Uses Microsoft Office CVE-2026-21509 in Espionage-Focused Malware Attacks

APT28 Uses Microsoft Office CVE-2026-21509 in Espionage-Focused Malware Attacks

Ravie LakshmananFeb 03, 2026Vulnerability / Malware The Russia-linked state-sponsored threat actor known as APT28 (aka UAC-0001) has been attributed to attacks exploiting a newly disclosed security flaw in Microsoft Office as part of a campaign… 

Mozilla Adds One-Click Option to Disable Generative AI Features in Firefox

Mozilla Adds One-Click Option to Disable Generative AI Features in Firefox

Ravie LakshmananFeb 03, 2026Artificial Intelligence / Privacy Mozilla on Monday announced a new controls section in its Firefox desktop browser settings that allows users to completely turn off generative artificial intelligence (GenAI) features. “It provides… 

Notepad++ Hosting Breach Attributed to China-Linked Lotus Blossom Hacking Group

Notepad++ Hosting Breach Attributed to China-Linked Lotus Blossom Hacking Group

Ravie LakshmananFeb 03, 2026Malware / Open Source A China-linked threat actor known as Lotus Blossom has been attributed with medium confidence to the recently discovered compromise of the infrastructure hosting Notepad++. The attack enabled the… 

OpenClaw Bug Enables One-Click Remote Code Execution via Malicious Link

OpenClaw Bug Enables One-Click Remote Code Execution via Malicious Link

Ravie LakshmananFeb 02, 2026Vulnerability / Artificial Intelligence A high-severity security flaw has been disclosed in OpenClaw (formerly referred to as Clawdbot and Moltbot) that could allow remote code execution (RCE) through a crafted malicious link.… 

Microsoft Begins NTLM Phase-Out With Three-Stage Plan to Move Windows to Kerberos

Microsoft Begins NTLM Phase-Out With Three-Stage Plan to Move Windows to Kerberos

Ravie LakshmananFeb 02, 2026Kerberos / Enterprise Security Microsoft has announced a three-phase approach to phase out New Technology LAN Manager (NTLM) as part of its efforts to shift Windows environments toward stronger, Kerberos-based options. The… 

Proxy Botnet, Office Zero-Day, MongoDB Ransoms, AI Hijacks & New Threats

Proxy Botnet, Office Zero-Day, MongoDB Ransoms, AI Hijacks & New Threats

Ravie LakshmananFeb 02, 2026Hacking News / Cybersecurity Every week brings new discoveries, attacks, and defenses that shape the state of cybersecurity. Some threats are stopped quickly, while others go unseen until they cause real damage.… 

Securing the Mid-Market Across the Complete Threat Lifecycle

Securing the Mid-Market Across the Complete Threat Lifecycle

The Hacker NewsFeb 02, 2026Threat Detection / Endpoint Security For mid-market organizations, cybersecurity is a constant balancing act. Proactive, preventative security measures are essential to protect an expanding attack surface. Combined with effective protection that… 

Notepad++ Official Update Mechanism Hijacked to Deliver Malware to Select Users

Notepad++ Official Update Mechanism Hijacked to Deliver Malware to Select Users

Ravie LakshmananFeb 02, 2026Threat Intelligence / Malware The maintainer of Notepad++ has revealed that state-sponsored attackers hijacked the utility’s update mechanism to redirect update traffic to malicious servers instead. “The attack involved [an] infrastructure-level compromise…