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CVE-2026-104422 Zebra before 6.3.0 Block Sync Denial of Service via Coinbase scriptSig Rewrite

🗓️ 02 Oct 2026 11:38:03Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

DoS in Zebra zebrad via Coinbase scriptSig Rewrite delays discovery of newest blocks.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-104422
2 Oct 202616:35
–circl
cve
CVE
CVE-2026-104422
2 Oct 202611:38
–cve
euvd
EUVD
EUVD-2026-91433
2 Oct 202611:38
–euvd
nvd
NVD
CVE-2026-104422
2 Oct 202612:17
–nvd
ptsecurity
Positive Technologies
PT-2026-104233
2 Oct 202600:00
–ptsecurity
[
  {
    "vendor": "ZcashFoundation",
    "product": "zebra",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:cargo/Zebrad",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "6.3.0"
      },
      {
        "version": "6.3.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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02 Oct 2026 11:38Current
CVSS 3.17.5
CVSS 48.7
SSVC
13