FKIE_CVE-2026-11735

Vulnerability from fkie_nvd - Published: 2026-08-11 16:17 - Updated: 2026-08-12 08:17
Severity
1.9 (Low) - CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:L/U:Amber
Summary
A stack-based buffer overflow vulnerability affects the listed NETGEAR models allowing an authenticated admin user to make unauthorized modification to the router's software and functionality.
References
a2826606-91e7-4eb6-899e-8484bd4575d5https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/r7000/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax20/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax35v2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax41/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax41v2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax42/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax42v2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax43/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax43v2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax45/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax49s/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax50/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax50s/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax50v2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/rax54sv2/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/raxe450/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/raxe500/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/xr1000/
a2826606-91e7-4eb6-899e-8484bd4575d5https://www.netgear.com/support/product/xr1000v2/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "product": "R7000",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "RAX20",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX35v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.0.16.132",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "RAX41",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX41v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "RAX42",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX42v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX43",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.0.16.132",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX43v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "RAX45",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX49S",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX50",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.0.16.132",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX50S",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.0.16.132",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX50v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX54Sv2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAX54v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.4.28",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "RAXE450",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "RAXE500",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.2.14.114",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "XR1000",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.0.22",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "XR1000v2",
          "vendor": "NETGEAR",
          "versions": [
            {
              "lessThan": "V1.1.0.22",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A stack-based buffer overflow vulnerability affects the listed NETGEAR models allowing an authenticated admin user to make unauthorized modification to the router\u0027s software and functionality."
    }
  ],
  "id": "CVE-2026-11735",
  "lastModified": "2026-08-12T08:17:14.417",
  "metrics": {
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "YES",
          "Recovery": "USER",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 1.9,
          "baseSeverity": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "UNREPORTED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "HIGH",
          "providerUrgency": "AMBER",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "DIFFUSE",
          "vectorString": "CVSS:4.0/AV:A/AC:H/AT:N/PR:H/UI:N/VC:N/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:Y/R:U/V:D/RE:L/U:Amber",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "LOW"
        },
        "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-11735",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-11T17:09:02.426585Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-11T16:17:27.360",
  "references": [
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/r7000/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax20/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax35v2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax41/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax41v2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax42/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax42v2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax43/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax43v2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax45/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax49s/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax50/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax50s/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax50v2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/rax54sv2/"
    },
    {
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "url": "https://www.netgear.com/support/product/raxe450/"
    },
    {
      "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",
      "url": "https://www.netgear.com/support/product/xr1000v2/"
    }
  ],
  "sourceIdentifier": "a2826606-91e7-4eb6-899e-8484bd4575d5",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
        }
      ],
      "source": "a2826606-91e7-4eb6-899e-8484bd4575d5",
      "type": "Secondary"
    }
  ]
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.