CVE Tools
Track your stack

Nsd

17 CVEs tracked. None of them is in CISA KEV.

This hub aggregates every CVE we track for Nsd, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Nsd CVEs per month

Dec 2024 to Nov 2026. Point at a month, or focus the strip and use the arrow keys.
Nsd CVEs per month
MonthCVEs
2024-120
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-064
2026-070
2026-084
2026-090
2026-104
2026-110

Severity

How the 17 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical18%
  • High758%
  • Medium433%

Latest CVEs

The 15 most recently published vulnerabilities affecting Nsd.

  1. CVE-2026-101341Stack overwrite from specially formatted TXT-DATA RDATA field—
  2. CVE-2026-101339Stack overwrite from a specially crafted and formatted HIP RR—
  3. CVE-2026-101338Stack overwrite from a specially crafted and formatted SVCB or HTTPS RR—
  4. CVE-2026-101337Stack overwrite from specially formatted base64 RDATA field—
  5. CVE-2026-19538Bypass of BLOCKED ACL items on proxy protocol port over TCP or TLS7.5
  6. CVE-2026-19401Remote UDP DoS by sending multiple DNS Cookie options—
  7. CVE-2026-18916Remote TCP DoS by throttling the TCP receive window7.5
  8. CVE-2026-18664Wrong interpretation of ACL ranges9.1
  9. CVE-2026-12490Bypass of client certificate verification with transfer over TLS7.5
  10. CVE-2026-12246Out of bounds stack write with crafted APL RR8.1
  11. CVE-2026-12245Denial of DNS over TLS service by any DoT client7.5
  12. CVE-2026-12244Heap overflow and crash with crafted SVCB RR8.8
  13. CVE-2020-28935Local symlink attack in Unbound and NSD5.5
  14. CVE-2013-5661Cache Poisoning issue exists in DNS Response Rate Limiting.5.9
  15. CVE-2016-6173NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data.7.5

Product grouping is registry-driven, with AI assist and human review. How it works