Tenable-Blog
How Tenable Research Discovered a Critical Remote Code Execution Vulnerability on Anthropic MCP Inspector
Microsoft’s April 2025 Patch Tuesday Addresses 121 CVEs (CVE-2025-29824)
Microsoft addresses 121 CVEs including one zero-day which was exploited in the wild....
How To Implement Just-In-Time Access: Best Practices und Erfahrungen
With the just-In-time (JIT) access control method, privileges are granted temporarily on an as-needed basis. This reduces static entitlements, lowering the risk of compromised accounts and preventing privilege creep. In this blog, we’ll share how we implemented JIT access internally at Tenable using...
Five Steps to Move to 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, we explore the five steps to take on your journey to exposure management....
Cybersecurity Snapshot: SANS Recommends Six Controls To Secure AI Systems, While NCSC Warns About Outdated API Security Methods
Check out the security controls that SANS Institute says are essential for protecting your AI systems. Plus, the U.K. NCSC urges organizations to adopt newer API security practices. In addition, CISA and other cyber agencies warn that attackers are using “fast flux” techniques to conceal their actio...
How To Harden GitLab Permissions with Tenable
If your organization uses GitLab for managing your software development lifecycle, you must ensure you’re not misconfiguring the permissions of this open source DevSecOps platform. Doing so can expose your source code, along with sensitive data, while creating security risks. In this blog, we’ll exp...
ImageRunner: A Privilege Escalation Vulnerability Impacting GCP Cloud Run
Tenable Research discovered a privilege escalation vulnerability in Google Cloud Platform (GCP) that is now fixed and which we dubbed ImageRunner. At issue are identities that lack registry permissions but that have edit permissions on Google Cloud Run revisions. The vulnerability could have allowed...
Cybersecurity Leaders Share Three Challenges Exposure Management Helps Them Solve
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 blog, we share three challenges cybersecurity leaders say exposure management helps them solve....
Cybersecurity Snapshot: NIST Details Attacks Against AI, Recommends Defenses, While ETSI Issues Quantum-Resistant Crypto Standard
Check out NIST’s comprehensive taxonomy of cyberattacks against AI systems, along with mitigation recommendations. Plus, organizations have another cryptographic algorithm for protecting data against future quantum attacks. And get the latest on the IngressNightmare vulnerabilities, and on cyber ris...
Who's Afraid of AI Risk in Cloud Environments?
The Tenable Cloud AI Risk Report 2025 reveals that 70% of AI cloud workloads have at least one unremediated critical vulnerability — and that AI developer services are plagued by risky permissions defaults. Find out what to know as your organization ramps up its AI game....
