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CVE-2026-55473 HomeBox: Notifier SSRF guard misses NAT64 prefixes (64:ff9b::/96, 64:ff9b:1::/48) — generic:// URL reaches cloud metadata on NAT64 egress

🗓️ 21 Sep 2026 17:44:41Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

HomeBox is a home inventory and organization system. Prior to 0.26.0, the default-on BlockBogonNets and BlockCloudMetadata notifier SSRF protections in backend/internal/sys/validate/notifier_url.go do not inspect IPv4 destinations embedded in the ...

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Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-55473
21 Sep 202617:44
cve
euvd
EUVD
EUVD-2026-84037
21 Sep 202617:44
euvd
nvd
NVD
CVE-2026-55473
21 Sep 202618:17
nvd
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-55473: Server-Side Request Forgery (SSRF)
21 Sep 202600:00
rapid7
[
  {
    "vendor": "sysadminsmedia",
    "product": "homebox",
    "versions": [
      {
        "version": "< 0.26.0",
        "status": "affected"
      }
    ]
  }
]

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21 Sep 2026 17:44Current
CVSS 46
32