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CVE-2026-8151

MEDIUM 5.4 CVSS 3.1
Published
September 2, 2026
Last modified
September 3, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-352
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Description

The Simple Membership MailChimp Integration WordPress plugin before 1.9.8 does not have CSRF checks in its settings page, allowing attackers to trick a logged-in administrator into changing the configured third-party API key. Once replaced, all subsequent member registration data (name, email, membership level) is sent to the attacker-controlled account.

Affected WordPress components

  • Simple Membership MailChimp Integration Plugin · simple-membership-mailchimp-integration
    Confirmed match Active
    Before 1.9.8
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Simple Membership MailChimp Integration — Before 1.9.8

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/simple-membership-mailchimp-integration/trunk/swpm-mailchimp-admin-menu.php#L12
  • wpscan.com https://wpscan.com/vulnerability/c7002cf8-83db-4e1f-a6e9-230293290635/
  • nvd.nist.gov Official NVD record