Latest Cybersecurity News and IT Security Insights
Stay informed about emerging threats, practical protection strategies and innovations in vulnerability management. Benefit from the expertise of the Greenbone specialists and strengthen your IT security.
Subscribe to the Newsletter Now



New Actively Exploited CVSS 10 Flaw in Cisco AsyncOS Spam Quarantine Remote Access
Blog! Update January 26, 2026 On January 15th, 2025, Cisco released patches for CVE-2025-20393 CVSS 10. Cisco recommends upgrading to a fixed release. The patches are intended to remove the persistence mechanisms observed in the campaign. There are no workarounds; patching is required for complete mitigation. Fixed versions are: • Cisco Secure Email Gateway (SEG) […]
Greenbone’s OPENVAS SCAN Now Supports the Proxmox VE Hypervisor
BlogUsers appreciate when software can easily integrate into their existing IT environment. For vendors, this means supporting a cross-platform mix of operating systems and infrastructure. We’re excited to expand our virtualization platform support, bringing Proxmox VE into our family of supported hypervisors. This addition enables more flexibility for deploying OPENVAS SCAN in diverse IT environments. […]
React2Shell: A Critical React and Next.js Flaw Is Actively Exploited
Blog! Update December 15, 2025 Three additional React Server Components (RSC) flaws have been identified, which require further patching: • CVE-2025-55184 CVSS 7.5 and CVE-2025-67779 CVSS 7.5: Both flaws allow pre-authenticated Denial of Service (DoS). CVE-2025-67779 is considered a bypass of the original React2Shell patch. However, exploitation does not allow remote code execution (RCE). • […]