Tenable blog
Cybersecurity Snapshot: AI Security Field Gets Boost from New CSA Framework and from SANS - OWASP Partnership

How Tenable Research Discovered a Critical Remote Code Execution Vulnerability on Anthropic MCP Inspector
Tenable Research recently discovered a critical vulnerability impacting Anthropic's MCP Inspector tool, a core element of the MCP ecosystem. In this blog, we provide details on how we discovered the vulnerability in this widely used open-source tool — and what users can do about it.....
AI Security: Web Flaws Resurface in Rush to Use MCP Servers
In the rush to implement AI tools and services, developers are rapidly embracing the Model Context Protocol (MCP). In the process, classic vulnerabilities are resurfacing and new ones are being introduced. In this blog, we outline key areas of concern and how Tenable Web App Scanning can help....
Microsoft’s July 2025 Patch Tuesday Addresses 128 CVEs (CVE-2025-49719)
Microsoft addresses 128 CVEs, including one zero-day vulnerability that was publicly disclosed....
Understanding Your Attack Surface: The Key to Effective Exposure Management
Each Monday, the Tenable Exposure Management Academy provides the practical, real-world guidance you need to shift from vulnerability management to exposure management. In this post, Tenable security engineer Aaron Roy shares how he led the integration of attack surface management with exposure mana...
Cybersecurity Snapshot: Expert Advice for Boosting AI Security
With businesses going gaga for artificial intelligence, securing AI systems has become a key priority and a top challenge for cybersecurity teams, as they scramble to master this emerging and evolving field. In this special edition of the Cybersecurity Snapshot, we highlight some of the best practic...
Navigating Public Cloud Vulnerability Management: When To Choose Network Scanners, Agents or Agentless
There are various approaches to managing vulnerabilities on cloud workloads, and knowing which vulnerability scan method to use is critical to your success. However, there isn’t a universally correct choice. How can you identify the best approach for you?...
U.S. House Homeland Security Appropriations Bill Seeks to Modernize Border Infrastructure Security with Proactive OT/IT Security Measures
The FY 2026 House Homeland Security Appropriations Bill highlights growing focus in Congress on protecting border infrastructure from cyber threats. The directive to implement continuous monitoring and real-time threat intelligence reflects a broader push toward modern, preventive cybersecurity acro...
How to Chart an Exposure Management Leadership Path for You, Your Boss and Your Organization
Each Monday, the Tenable Exposure Management Academy provides the practical, real-world guidance you need to shift from vulnerability management to exposure management. In this post, we share some tips on how to lead the move to exposure management....
CVE-2025-5777, CVE-2025-6543: Frequently Asked Questions About CitrixBleed 2 and Citrix NetScaler Exploitation
Frequently asked questions about recent Citrix NetScaler ADC and Gateway vulnerabilities that have reportedly been exploited in the wild, including CVE-2025-5777 known as CitrixBleed 2....