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CVE-2026-62657

Status: DeferredMedium (4.9)—

A security flaw in the router's certificate validation process was discovered in the NETGEAR XR1000 Gaming Router and certain Nighthawk models that could allow an unauthorized person to remotely access and take control of the device.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Netgear — NighthawkAINetgear — Xr1000AI

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-62657",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-62657",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-07-15T14:47:08.884742Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 4.9,
          "Automatable": "NOT_DEFINED",
          "attackVector": "ADJACENT",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber",
          "exploitMaturity": "UNREPORTED",
          "providerUrgency": "AMBER",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "attackRequirements": "PRESENT",
          "privilegesRequired": "NONE",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "HIGH",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "affectedData": [
        {
          "vendor": "NETGEAR",
          "product": "MR70",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "V1.0.4.48",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "NETGEAR",
          "product": "MS70",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "V1.0.4.48",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "NETGEAR",
          "product": "RAXE500",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "V1.2.14.114",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "vendor": "NETGEAR",
          "product": "XR1000",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "V1.0.2.86",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-07-14T18:18:47.857",
  "references": [
    {
      "url": "https://kb.netgear.com/000070859/July-2026-NETGEAR-Security-Advisory",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    },
    {
      "url": "https://www.netgear.com/support/product/mr70/",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    },
    {
      "url": "https://www.netgear.com/support/product/ms70/",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    },
    {
      "url": "https://www.netgear.com/support/product/raxe500/",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    },
    {
      "url": "https://www.netgear.com/support/product/xr1000/",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "description": [
        {
          "lang": "en",
          "value": "CWE-599"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A security flaw in the router's certificate validation process was\ndiscovered in the NETGEAR XR1000 Gaming Router and certain Nighthawk models that could allow an unauthorized person to remotely access and take\ncontrol of the device."
    }
  ],
  "lastModified": "2026-07-15T18:20:21.237",
  "sourceIdentifier": "a2826606-91e7-4eb6-899e-8484bd4575d5"
}