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CVE-2026-21411

🗓️ 06 Jan 2026 06:34:11Reported by jpcertType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

OpenBlocks versions before FW5.0.8 have an authentication bypass that can let attackers change the admin password.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-21411
6 Jan 202607:38
circl
CNNVD
Plat’Home OpenBlocks IoT VX2 安全漏洞
6 Jan 202600:00
cnnvd
CVE
CVE-2026-21411
6 Jan 202606:34
cve
EUVD
EUVD-2026-1070
6 Jan 202606:34
euvd
Japan Vulnerability Notes
Authentication bypass vulnerability in OpenBlocks series
7 Jan 202601:46
jvn
NVD
CVE-2026-21411
6 Jan 202607:15
nvd
Positive Technologies
PT-2026-1418
6 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2026-21411
7 Jan 202609:10
redhatcve
Vulnrichment
CVE-2026-21411
6 Jan 202606:34
vulnrichment
[
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IoT DX1 (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IoT EX/BX models (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IX9 models with FW (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IoT VX2 (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IDM RX1 (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Plat'Home Co.,Ltd.",
    "product": "OpenBlocks IoT FX1 (FW5.0.x)",
    "versions": [
      {
        "version": "all versions prior to FW5.0.8",
        "status": "affected"
      }
    ]
  }
]

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06 Jan 2026 06:34Current
CVSS 48.7
CVSS 38.8
EPSS0.00279
20