CVE-2026-27063

Full vulnerability record from the local CVENow database.

Description

Missing Authorization vulnerability in Kit Kit (formerly ConvertKit) convertkit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Kit (formerly ConvertKit): from n/a through 3.4.7.

Severity

MEDIUM

CVSS score

5.3 (v3.1)

Vulnerability status

Deferred

Source identifier

[email protected]

Published

2026-10-29 15:17:22.560000

Last modified

2026-10-29 15:18:54.943000

View original CVE JSON

{
  "id": "CVE-2026-27063",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-29T15:17:22.560",
  "lastModified": "2026-10-29T15:18:54.943",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Missing Authorization vulnerability in Kit Kit (formerly ConvertKit) convertkit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Kit (formerly ConvertKit): from n/a through 3.4.7."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Kit",
          "product": "Kit (formerly ConvertKit)",
          "defaultStatus": "unaffected",
          "collectionURL": "https://wordpress.org/plugins",
          "packageName": "convertkit",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "3.4.7",
              "versionType": "custom",
              "status": "affected",
              "changes": [
                {
                  "at": "3.4.8",
                  "status": "unaffected"
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/convertkit/vulnerability/wordpress-kit-formerly-convertkit-plugin-3-4-7-broken-access-control-vulnerability?_s_id=cve",
      "source": "[email protected]"
    }
  ]
}