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“Welcome to the CISTCK Group Cybersecurity Blog! Dive into the dynamic world of cybersecurity with our expert insights, thought-provoking articles, and the latest developments in the field. Our blog is your go-to resource for staying ahead in the ever-evolving landscape of cyber threats. Explore topics ranging from threat intelligence and risk management to industry best practices and emerging technologies. Whether you’re a cybersecurity professional, IT enthusiast, or simply interested in safeguarding digital landscapes, join us on a journey of knowledge-sharing and discover actionable strategies to fortify your defenses. Stay informed, stay secure with the CISTCK Group Cybersecurity Blog.”
Researchers Discover Critical GitHub CVE-2026-3854 RCE Flaw Exploitable via Single Git Push
Cybersecurity researchers have disclosed details of a critical security vulnerability impacting GitHub.com and GitHub Enterprise Server that could allow an authenticated user to obtain remote code execution with a single "git push" command. The flaw, tracked as...
Brazilian LofyGang Resurfaces After Three Years With Minecraft LofyStealer Campaign
A cybercrime group of Brazilian origin has resurfaced after more than three years to orchestrate a campaign that targets Minecraft players with a new stealer called LofyStealer (aka GrabBot). "The malware disguises itself as a Minecraft hack called 'Slinky,'"...
VECT 2.0 Ransomware Irreversibly Destroys Files Over 131KB on Windows, Linux, ESXi
Threat hunters are warning that the cybercriminal operation known as VECT 2.0 acts more like a wiper than a ransomware due to a critical flaw in its encryption implementation across Windows, Linux, and ESXi variants that renders recovery impossible even for the threat...
Why Secure Data Movement Is the Zero Trust Bottleneck Nobody Talks About
Every security program is betting on the same assumption: once a system is connected, the problem is solved. Open a ticket, stand up a gateway, push the data through. Done. That assumption is wrong. It is also a major reason Zero Trust programs stall. New research my...
Critical Unpatched Flaw Leaves Hugging Face LeRobot Open to Unauthenticated RCE
Cybersecurity researchers have disclosed details of a critical security flaw impacting LeRobot, Hugging Face's open-source robotics platform with nearly 24,000 GitHub stars, that could be exploited to achieve remote code execution. The vulnerability in question is...
After Mythos: New Playbooks For a Zero-Window Era
When patching isn’t fast enough, NDR helps contain the next era of threats. If you’ve been tracking advancements in AI, you know the exploit window, the short buffer that organizations relied on to patch and protect after a vulnerability disclosure, is closing fast....
Chinese Silk Typhoon Hacker Extradited to U.S. Over COVID Research Cyberattacks
A Chinese national accused of being a member of the Silk Typhoon hacking group has been extradited to the U.S. from Italy. Xu Zewei, 34, was arrested in July 2025 by Italian authorities for his alleged links to the Chinese state-sponsored threat group and for...
Microsoft Patches Entra ID Role Flaw That Enabled Service Principal Takeover
An administrative role meant for artificial intelligence (AI) agents within Microsoft Entra ID could enable privilege escalation and identity takeover attacks, according to new findings from Silverfort. Agent ID Administrator is a privileged built-in role introduced...
Microsoft Confirms Active Exploitation of Windows Shell CVE-2026-32202
Microsoft on Monday revised its advisory for a now-patched, high-severity security flaw impacting Windows Shell to acknowledge that it has been actively exploited in the wild. The vulnerability in question is CVE-2026-32202 (CVSS score: 4.3), a spoofing vulnerability...
Checkmarx Confirms GitHub Repository Data Posted on Dark Web After March 23 Attack
Checkmarx has disclosed that its ongoing investigation tied to the supply chain security incident has revealed that a cybercriminal group published data related to the company on the dark web. "Based on current evidence, we believe this data originated from...