Summary iPlain-English security verdict for NSD, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
NSD currently scores 68/100 — needs attention. No tracked vulnerabilities are currently known to be exploited in the wild. Patch the open issues below when you can.
Disclosure trend iNew CVEs published for NSD each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
No urgent unpatched issues identified. ✓
Get alerted about NSD
Be emailed the moment NSD gets a newly exploited vulnerability (CISA KEV) or a release reaches end of life. Free · double opt-in · unsubscribe anytime.
We email only on real events for NSD — no marketing, no sharing, and we never know what you run. Track your whole stack →
Frequently asked
Is NSD safe and patched?
NSD currently scores 68/100 — needs attention. No tracked vulnerabilities are currently known to be exploited in the wild. Patch the open issues below when you can.
What should I do about NSD now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against NLnet Labs's official advisory.
lifecycle unknown — needs latest supported version
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against NLnet Labs's official advisory before you patch or upgrade — NSD official site ↗