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CVE-2026-77544

🗓️ 22 Sep 2026 18:34:39Reported by UbiquitiType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Network-based Out-of-bounds Write in UniFi gateway devices enables DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-77544
22 Sep 202618:34
cvelist
euvd
EUVD
EUVD-2026-84753
22 Sep 202618:34
euvd
nvd
NVD
CVE-2026-77544
22 Sep 202619:16
nvd
vulnrichment
Vulnrichment
CVE-2026-77544
22 Sep 202618:34
vulnrichment
[
  {
    "vendor": "Ubiquiti Inc",
    "product": "Dream Machines",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Enterprise Firewalls",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Dream Routers",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Cloud Gateways",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Dream Wall",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Express",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "4.0.21",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "Express 7",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.31",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Ubiquiti Inc",
    "product": "UniFi Gateways",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.1.26",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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22 Sep 2026 20:17Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.0046
SSVC
6