Tenable-Blog
Oracle April 2026 Critical Patch Update Addresses 241 CVEs
Operation Epic Fury: Potential Iranian Cyber Counteroffensive Operations
Following the joint military operation known as Operation Epic Fury, the Tenable Research Special Operations (RSO) team is providing an update regarding potential cyber counteroffensive operations conducted by Iran-linked threat actors.
CVE-2026-20127: Cisco Catalyst SD-WAN Controller/Manager Zero-Day Authentication Bypass Vulnerability Exploited in the Wild
Exploitation of a maximum severity authentication bypass zero-day vulnerability affecting Cisco Catalyst SD-WAN Controller and Manager has been reported. Immediate patching is recommended to thwart ongoing attacks.
New Malicious npm Package "ambar-src" Targets Developers with Open Source Malware
Tenable Research investigated a malicious npm package with around 50,000 downloads in the public registry. We observed various detection-evasion techniques and saw it deploy multiple powerful open-source malware variants.
Dynamic Objects in Active Directory: The Stealthy Threat
Active Directory’s "dynamic objects" feature offers attackers a perfect evasion cloak. These objects automatically self-destruct without a trace, so they allow adversaries to bypass quotas, pollute access lists, and persist in the cloud, leaving forensic investigators with nothing to analyze.
Die Cloud- und KI-Geschwindigkeitsfalle: Warum Governance der Innovation hinterherhinkt
KI-Nutzung schreitet schneller voran als traditionelle Cyber-Governance. Der „Tenable Cloud and AI Security Risk Report 2026“ deckt auf, wie Unternehmen durch überprivilegierte Identitäten und unüberwachte Abhängigkeiten in der Lieferkette gefährdet werden. Wir bieten Ihnen 10 Strategien, mit denen Sie Ihre kritischsten Angriffspfade schließen können.
Gartner® benennt Tenable in einem 2025er Bericht als das Unternehmen, das es bei KI-gestützter Exposure-Bewertug aktuell zu schlagen gilt („Company to beat“).
„Die Abdeckung von Assets und Angriffsflächen, die Anwendung von KI und der gute Ruf von Tenable bei der Bewertung von Schwachstellen machen das Unternehmen zum Spitzenreiter bei der KI-gestützten Exposure-Bewertung“, schreibt Gartner in „AI Vendor Race: Tenable Is the Company to Beat for AI-Powered Exposure Assessment.“ (Zitat übersetzt von Tenable)
Microsoft’s February 2026 Patch Tuesday Addresses 54 CVEs (CVE-2026-21510, CVE-2026-21513)
Microsoft addresses 54 CVEs in the February 2026 Patch Tuesday released, including six zero-day vulnerabilities that were exploited in the wild and three publicly disclosed CVEs.
What Anthropic’s Latest Model Reveals About the Future of Cybersecurity
AI can find vulnerabilities with unprecedented speed, but discovery alone doesn’t reduce cyber risk. We need exposure prioritization, contextual risk analysis, and AI-driven remediation to transform findings into security outcomes.
I pretended to be an AI agent on Moltbook so you don’t have to
I went undercover on Moltbook, the AI-only social network, masquerading as a bot. Instead of deep bot-to-bot conversations, I found spam, scams, and serious security risks.