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CVE-2026-23693

ElementsKit Elementor Addons < 3.7.9 Unauthenticated Mailchimp REST Endpoint

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 3.7.9
1 Nuclei template
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

ElementsKit Elementor Addons – Advanced Widgets & Templates Addons for Elementor (elementskit-lite) WordPress plugin versions prior to 3.7.9 expose the REST endpoint /wp-json/elementskit/v1/widget/mailchimp/subscribe without authentication. The endpoint accepts client-supplied Mailchimp API credentials and insufficiently validates certain parameters, including the list parameter, when constructing upstream Mailchimp API requests. An unauthenticated attacker can abuse the endpoint as an open proxy to Mailchimp, potentially triggering unauthorized API calls, manipulating subscription data, exhausting API quotas, or causing resource consumption on the affected WordPress site.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • Roxnor ElementsKit Elementor Addons – Advanced Widgets & Templates Addons for Elementor

    fixed in 3.7.9

References 4

wordpress.org

wpmet.com

vulncheck.com

GitHub · projectdiscovery/nuclei-templates