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CVE-2026-19401

🗓️ 26 Aug 2026 08:44:08Reported by NLnet LabsType 
cve
 cve
🔗 web.nvd.nist.gov👁 22 Views

Remote UDP DoS in NSD via 17 DNS Cookie options crashing serve child process.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
NSD -- multiple vulnerabilities
26 Aug 202600:00
freebsd
alpinelinux
AlpineLinux
CVE-2026-19401
26 Aug 202608:44
alpinelinux
circl
Circl
CVE-2026-19401
27 Aug 202608:23
circl
cvelist
Cvelist
CVE-2026-19401 Remote UDP DoS by sending multiple DNS Cookie options
26 Aug 202608:44
cvelist
debiancve
Debian CVE
CVE-2026-19401
26 Aug 202608:44
debiancve
euvd
EUVD
EUVD-2026-66349
1 Sep 202621:31
euvd
fedora
Fedora
[SECURITY] Fedora 43 Update: nsd-4.15.1-1.fc43
8 Sep 202600:57
fedora
fedora
Fedora
[SECURITY] Fedora 44 Update: nsd-4.15.1-1.fc44
8 Sep 202601:12
fedora
fedora
Fedora
[SECURITY] Fedora 45 Update: nsd-4.15.1-1.fc45
11 Sep 202619:06
fedora
nessus
Tenable Nessus
Fedora 43 : nsd (2026-3ff003d397)
8 Sep 202600:00
nessus
Rows per page
NVD
Node
nlnetlabsnsdRange4.3.74.15.1
[
  {
    "vendor": "NLnet Labs",
    "product": "NSD",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.3.7",
        "status": "affected",
        "lessThan": "4.15.1",
        "versionType": "semver"
      }
    ]
  }
]

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08 Sep 2026 20:00Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.17.5
CVSS 48.2
EPSS0.00357
SSVC
22