Mozilla has released Firefox 142 to address multiple critical security vulnerabilities that could enable remote attackers to execute arbitrary code on affected systems. The Mozilla Foundation Security Advisory 2025-64, announced on August 19, 2025, details nine distinct vulnerabilities ranging from high-severity remote code execution flaws to spoofing and denial-of-service issues. Critical Remote Code Execution Vulnerabilities […]
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A critical pre-handshake vulnerability in the LSQUIC QUIC implementation that allows remote attackers to crash servers through memory exhaustion attacks. The vulnerability, designated CVE-2025-54939 and dubbed “QUIC-LEAK,” affects the second most widely used QUIC implementation globally, potentially impacting over 34% of HTTP/3-enabled websites that rely on LiteSpeed technologies. Key Takeaways1. CVE-2025-54939 allows remote DoS via […]
The post New QUIC-LEAK Vulnerability Let Attackers Exhaust Server Memory and Trigger DoS Attack appeared first on Cyber Security News.
Microsoft announced on August 20, 2025, a significant enhancement to its Microsoft 365 administrative capabilities with the introduction of new tenant-level controls for managing org-wide sharing links for user-built Copilot agents. This feature, scheduled for general availability in mid-September 2025, represents a critical step forward in enterprise governance for AI-powered collaboration tools. Enhanced Administrative Control […]
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Static Tundra, a Russian state-sponsored threat actor connected to the FSB’s Center 16 unit, has been responsible for a sustained cyber espionage effort, according to information released by Cisco Talos. Operating for over a decade, this group specializes in compromising network devices to facilitate long-term intelligence gathering, with a focus on extracting configuration data from […]
The post Russian Hackers Exploit 7-Year-Old Cisco Flaw to Steal Industrial System Configs appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
Cybersecurity researchers have uncovered a sophisticated new threat campaign that leverages a seemingly legitimate PDF editor application to transform infected devices into residential proxies. The malicious software, distributed under the guise of productivity tools, represents an evolving approach by threat actors who are increasingly exploiting trusted software categories to establish persistent network access and monetize […]
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The Kali Linux team has announced a significant enhancement of its Vagrant image build process, streamlining development and simplifying deployment for users. In a move to unify its infrastructure, the team has transitioned from HashiCorp’s Packer to DebOS for generating its pre-configured Vagrant virtual machines. The release also includes a handy cheat sheet to get […]
The post Kali Vagrant Rebuilt Released – Pre-configured DebOS VMs via Command Line appeared first on Cyber Security News.
Cybercriminals commonly target K-12 schools. To trick staff, students, and even parents into disclosing sensitive information, malicious attackers deploy phishing attacks. Training individuals on how to spot phishing emails is a key guardrail and can prevent significant financial, operational, and regulatory repercussions. Read on as we unpack seven common phishing email examples and the steps ...
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