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CVE-2026-21639

🗓️ 08 Jan 2026 16:14:22Reported by hackeroneType 
cve
 cve
🔗 web.nvd.nist.gov👁 34 Views

Remote code execution in airMAX and airFiber devices via the airMAX Wireless Protocol; apply updates.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-21639
8 Jan 202616:14
attackerkb
cnnvd
CNNVD
Ubiquiti多款产品 安全漏洞
8 Jan 202600:00
cnnvd
cvelist
Cvelist
CVE-2026-21639
8 Jan 202616:14
cvelist
euvd
EUVD
EUVD-2026-1493
8 Jan 202616:14
euvd
nvd
NVD
CVE-2026-21639
8 Jan 202617:15
nvd
osv
OSV
CVE-2026-21639
8 Jan 202617:15
osv
ptsecurity
Positive Technologies
PT-2026-2074
8 Jan 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-21639
10 Jan 202605:41
redhatcve
vulnrichment
Vulnrichment
CVE-2026-21639
8 Jan 202616:14
vulnrichment
NVD
Vulners
Node
AND
Node
AND
[
  {
    "defaultStatus": "unaffected",
    "vendor": "Ubiquiti Inc",
    "product": "airMAX AC",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "8.7.21",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "vendor": "Ubiquiti Inc",
    "product": "airMAX M",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "6.3.24",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "vendor": "Ubiquiti Inc",
    "product": "airFiber AF60-XG",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "1.2.3",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "vendor": "Ubiquiti Inc",
    "product": "airFiber AF60",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThan": "2.6.8",
        "versionType": "semver"
      }
    ]
  }
]

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30 Jul 2026 06:25Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.18.8
EPSS0.00347
SSVC
34