OpenAI has introduced GPT-5.4-Cyber, a purpose-built variant of GPT-5.4 tuned to assist vetted security professionals with tasks previously reserved for specialized analysts. Rather than a general consumer release, this model is designed to lower refusal rates for legitimate cybersecurity workflows: binary reverse engineering, vulnerability scanning, malware analysis and exploit research. The announcement frames the model as a defensive accelerant —
Category: Server and Virtualisation
Server Administration, Windows Server administration, Nginx, Apache, MySQL, PostgreSQL, MariaDB, MongoDB, VMware, vCenter, ESXi, Proxmox VE, Hyper-V, KVM, QEMU, libvirt, container, server monitoring, server security, SSH, remote access, FTP, SFTP, server performance, server hardening, iSCSI, NFS, SMB, CIFS, DNS server, DHCP server, web server, bare metal, rack server, IPMI, BIOS, RAID
Compromised Trust: CPUID Supply‑Chain Attack Served Trojanized CPU‑Z and HWMonitor Installers
Hackers briefly hijacked a CPUID distribution channel and altered download links on the vendor’s official website so that users seeking the popular CPU‑Z and HWMonitor utilities would instead receive a trojanized installer. The modification redirected downloads to Cloudflare R2 storage and delivered a malicious file masquerading as HWiNFO, exposing millions of users who rely on these tools for hardware diagnostics
Critical RCE in Ninja Forms File Upload Exposes ~50,000 WordPress Sites
A recently disclosed vulnerability in the popular Ninja Forms “File Upload” addon has placed roughly 50,000 WordPress sites at risk of full takeover. Tracked as CVE-2026-0740 and carrying a CVSS score of 9.8, the flaw allows unauthenticated arbitrary file uploads — a straightforward path to remote code execution (RCE) for attackers. Site owners who rely on the affected plugin must
Researcher Publishes Windows Defender 0-Day ‘BlueHammer’ LPE Proof‑of‑Concept
A security researcher using the handle Chaotic Eclipse has publicly released a working proof‑of‑concept for a Windows zero‑day local privilege escalation (LPE) exploit called “BlueHammer.” The disclosure, accompanied by full source code on GitHub, was confirmed as functional by vulnerability researcher Will Dormann and demonstrates that a low‑privileged local user can escalate to NT AUTHORITYSYSTEM on affected machines. The release
Announcing General Availability of Server Logic in Power Pages
Power Pages has taken a significant step forward: Server Logic is now generally available for production use. What began as a preview capability to bring server-side processing closer to makers and developers has matured into a production-ready feature designed for enterprise scenarios. With this GA release, organizations gain a native, governed, and extensible way to run server-side operations directly within
Oracle Issues Urgent Security Update for Critical RCE in Identity Manager and Web Services Manager
Oracle has released an out-of-band security alert to address a critical remote code execution vulnerability, tracked as CVE-2026-21992, affecting Oracle Identity Manager and Oracle Web Services Manager. With a CVSS 3.1 base score of 9.8 and no authentication required, this is a high-risk flaw that can be exploited remotely over HTTP with minimal complexity. Organizations running internet-facing Fusion Middleware components