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CVE-2026-6524

Full vulnerability record from the local CVENow database.

Description

MySQL protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Severity
MEDIUM
CVSS score
5.5 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-04-30 07:16:39.637000
Last modified
2026-10-26 00:10:00.150000
View original CVE JSON
{
  "id": "CVE-2026-6524",
  "sourceIdentifier": "[email protected]",
  "published": "2026-04-30T07:16:39.637",
  "lastModified": "2026-10-26T00:10:00.150",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "MySQL protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service"
    },
    {
      "lang": "es",
      "value": "Fallo del disector del protocolo MySQL en Wireshark 4.6.0 a 4.6.4 y 4.4.0 a 4.4.14 permite la denegación de servicio"
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Wireshark Foundation",
          "product": "Wireshark",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.6.0",
              "lessThan": "4.6.5",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "4.4.0",
              "lessThan": "4.4.15",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-30T15:02:51.345181Z",
          "id": "CVE-2026-6524",
          "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-824"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.4.0",
              "versionEndIncluding": "4.4.14",
              "matchCriteriaId": "77CF79F1-B53C-40A7-9570-A192D5A85ED6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "4.6.0",
              "versionEndIncluding": "4.6.4",
              "matchCriteriaId": "B52139AE-161F-406A-B28D-F874CE8B68B6"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://gitlab.com/wireshark/wireshark/-/work_items/21172",
      "source": "[email protected]",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.wireshark.org/security/wnpa-sec-2026-37.html",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}