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CVE-2026-42961

Full vulnerability record from the local CVENow database.

Description

ELECOM wireless LAN access point devices implement CSRF protection mechanism, but with inadequate handling of CSRF tokens. If a user views a malicious page while logged in, the user may be tricked to do unintended operations.

Severity
MEDIUM
CVSS score
5.1 (v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-05-13 13:16:44.337000
Last modified
2026-10-26 14:10:00.130000
View original CVE JSON
{
  "id": "CVE-2026-42961",
  "sourceIdentifier": "[email protected]",
  "published": "2026-05-13T13:16:44.337",
  "lastModified": "2026-10-26T14:10:00.130",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "ELECOM wireless LAN access point devices implement CSRF protection mechanism, but with inadequate handling of CSRF tokens. If a user views a malicious page while logged in, the user may be tricked to do unintended operations."
    },
    {
      "lang": "es",
      "value": "Los dispositivos de punto de acceso LAN inalámbrica ELECOM implementan un mecanismo de protección CSRF, pero con un manejo inadecuado de los tokens CSRF. Si un usuario ve una página maliciosa mientras ha iniciado sesión, el usuario podría ser engañado para realizar operaciones no deseadas."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "ELECOM CO.,LTD.",
          "product": "WAB-BE187-M",
          "versions": [
            {
              "version": "v1.1.10 and earlier",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "ELECOM CO.,LTD.",
          "product": "WAB-BE72-M",
          "versions": [
            {
              "version": "v1.1.3 and earlier",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "ELECOM CO.,LTD.",
          "product": "WAB-BE36-M",
          "versions": [
            {
              "version": "v1.1.3 and earlier",
              "status": "affected"
            }
          ]
        },
        {
          "vendor": "ELECOM CO.,LTD.",
          "product": "WAB-BE36-S",
          "versions": [
            {
              "version": "v1.1.3 and earlier",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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:X",
          "baseScore": 5.1,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "NONE",
          "userInteraction": "ACTIVE",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "vulnAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED"
        }
      }
    ],
    "cvssMetricV30": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-05-13T15:03:53.658856Z",
          "id": "CVE-2026-42961",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-344"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://jvn.jp/en/jp/JVN03037325/",
      "source": "[email protected]"
    },
    {
      "url": "https://www.elecom.co.jp/news/security/20260512-01/",
      "source": "[email protected]"
    }
  ]
}