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Cydef gives researchers everything they need in one place: live CVE tracking, verified threat intelligence, security news, and a full toolkit of hashing, encoding, and lookup utilities

Featured CVEs

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CRITICAL · 9.8
CVE-2026-46817Unauthenticated RCE in Oracle Payments Module
9.82h ago
CRITICAL · 9.8
CVE-2026-48558Auth bypass in SimpleHelp OIDC flow
9.85h ago
HIGH · 8.4
CVE-2026-45607Hyper-V escape via out-of-bounds read
8.41d ago
HIGH · 7.9
CVE-2026-44291Privilege escalation in Kubernetes admission controller
7.91d ago

Security news

Patch update

Microsoft June 2026 Patch Tuesday fixes 80+ flaws

June 29
Threat actor

New Cl0p ransomware variant targets ESXi hosts

June 28
Zero-day

Critical zero-day found in Linux kernel networking stack

June 27

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