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CVE-2026-42004

🗓️ 25 Jun 2026 12:24:20Reported by OXType 
cve
 cve
🔗 web.nvd.nist.gov👁 17 Views

CVE-2026-42004: EDNS options smuggling exposes unfiltered options to backend after Client Subnet insertion.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
FreeBSD
DNSdist -- vulnerabilities
25 Jun 202600:00
freebsd
ATTACKERKB
CVE-2026-42004
25 Jun 202612:24
attackerkb
AlpineLinux
CVE-2026-42004
25 Jun 202612:24
alpinelinux
Circl
CVE-2026-42004
25 Jun 202614:11
circl
Cvelist
CVE-2026-42004 EDNS options smuggling
25 Jun 202612:24
cvelist
Debian
[SECURITY] [DSA 6367-1] dnsdist security update
25 Jun 202619:21
debian
Debian CVE
CVE-2026-42004
25 Jun 202612:24
debiancve
Tenable Nessus
Debian dsa-6367 : dnsdist - security update
26 Jun 202600:00
nessus
Tenable Nessus
FreeBSD : DNSdist -- vulnerabilities (6c0e17cf-73a0-11f1-910d-3c7c3fba4204)
29 Jun 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-42004
28 Jun 202600:00
nessus
Rows per page
[
  {
    "vendor": "PowerDNS",
    "product": "DNSdist",
    "collectionURL": "https://repo.powerdns.com/",
    "packageName": "dnsdist",
    "repo": "https://github.com/PowerDNS/pdns",
    "modules": [
      "EDNS processing"
    ],
    "programFiles": [
      "dnsdist-ecs.cc"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "1.9.0",
        "lessThan": "1.9.15",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.0.7",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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25 Jun 2026 15:59Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.13.7
EPSS0.00162
SSVC
17