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122 search results for: threat

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March 2026 Threat Report: New Critical Risks Span the Enterprise Attack Surface

This month exposed new cyber security risks at all levels of enterprise IT infrastructure. New critical vulnerability exposure emerged in perimeter networking gear and core network appliances. Other risks included actively exploited flaws in major browsers, enterprise email clients, agentic workflow platforms, core OS components, and virtually every other aspect of the enterprise IT ecosystem. […]

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February 2026 Threat Report: A River of Perpetual Risk

February 2026’s cyber security headlines were dominated by the sudden emerging risk of CVE-2026-20127, a critical-severity vulnerability in Cisco Catalyst SD-WAN. However, this month, other high-risk vulnerabilities impacting widely deployed enterprise software also opened new gaps for attackers to exploit. To effectively defend IT infrastructure, security teams need granular visibility, reliable threat intelligence for prioritization, […]

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January 2026 Threat Report: Off to a Raucous Start – Part 2

So far, 2026 is off to a raucous start. With so much activity in the software vulnerability landscape it’s easy to understand the concerns of global executives discussed in Part 1 of the January 2026 Threat Report. This volatility also highlights the value of Greenbone’s industry-leading detection coverage. In Part 2 of the January Threat […]

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January 2026 Threat Report: Off to a Raucous Start

So far, 2026 is off to a raucous start. The number of critical severity vulnerabilities impacting widely deployed software is staggering. Defenders need to scan widely and scan often to detect new threats in their infrastructure and prioritize mitigation efforts based on the potential impact to business operations, privacy regulations, and other compliance responsibilities. Defenders […]

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December 2025 Threat Report: Emergency End-of-Year Patches and New Exploit Campaigns

In 2025, Greenbone increased the total number of vulnerability tests in the OPENVAS ENTERPRISE FEED to over 227,000, adding almost 40,000 vulnerability checks. Since the first CVE was published in 1999, over 300,000 software vulnerabilities have been added to MITRE’s CVE repository. CVE disclosures continued to rocket upward, increasing roughly 21% compared to 2024. CISA […]

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November 2025 Threat Report: Data Theft Leads a Volatile Ransomware Landscape

Was November 2025 a quiet month for cyber security? No, of course not. Fallout from the Oracle EBS ransomware campaigns, which began in October, was widespread; over 29 organizations have been claimed by the Cl0p syndicate alone, with over 100 victims in total. This included Envoy Air (an American Airlines subsidiary), Cox Enterprises, Logitech, Harvard […]

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October 2025 Threat Report

Just over 4,100 new CVEs emerged in October 2025, representing new attack surfaces and placing pressure on defenders to identify and patch. For operational resilience, organizations need to scan their IT infrastructure often and prioritize mitigation efforts. A free trial of Greenbone’s OPENVAS BASIC lets defenders scan their enterprise IT estate and stay on top […]

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September 2025 Threat Report: New Exploits, Active Campaigns, and Critical CVEs

In total, just over 4,500 CVEs were published in September, exposing defenders to new risk. For operational resilience, organizations need to scan their IT infrastructure to identify where hidden risk could impact their operations. A free trial of Greenbone’s OPENVAS BASIC allows defenders to scan their enterprise IT infrastructure to stay on top of emerging […]

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August 2025 Threat Report: Fast-Moving, High-Risk Vulnerabilities

The August 2025 Threat Report underscores how quickly high-risk vulnerabilities can shift from disclosure to active exploitation. Citrix, Fortinet, N-able, and Trend Micro flaws were weaponized within days. Other critical flaws in highly targeted software, such as Microsoft Exchange, emerged. Mainstream enterprise applications, such as Docker Desktop, Git, and Zoom, were also exposed to new […]

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CVE-2025-57819: Unauthenticated RCE Threatens FreePBX Systems Globally

! Update January 28th, 2026 According to a recent report from FortiGuard, a newly disclosed vulnerability in FreePBX Endpoint Manager, CVE-2025-64328 (CVSS 8.6), is now being leveraged in real-world attacks. Greenbone includes a remote banner check for CVE-2025-64328, since its disclosure in early November, 2025. The flaw is a post-authentication command injection flaw [CWE-78] in […]