CVE-2026-118167

Full vulnerability record from the local CVENow database.

Description

The MC4WP: Mailchimp for WordPress plugin before 4.15.0 does not validate that the Mailchimp audience a sign-up form or bundled integration subscribes a visitor to matches the audience configured by the site owner, allowing unauthenticated visitors to subscribe arbitrary email addresses to any other audience in the site's connected Mailchimp account.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-06 06:16:40.710000

Last modified

2026-11-06 06:16:40.710000

View original CVE JSON

{
  "id": "CVE-2026-118167",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-06T06:16:40.710",
  "lastModified": "2026-11-06T06:16:40.710",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The MC4WP: Mailchimp for WordPress plugin before 4.15.0 does not validate that the Mailchimp audience a sign-up form or bundled integration subscribes a visitor to matches the audience configured by the site owner, allowing unauthenticated visitors to subscribe arbitrary email addresses to any other audience in the site's connected Mailchimp account."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "MC4WP: Mailchimp for WordPress",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThan": "4.15.0",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/11752539-1dc8-4adb-a680-ce7ecaaff4d1/",
      "source": "[email protected]"
    }
  ]
}