Quick answers
- Is CVE-2026-92437 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-92437 being exploited in the wild.
- How severe is CVE-2026-92437?
- Medium severity, with a CVSS score of 5.3, published 3 October 2026.
- Which products and versions are affected?
- Mailchimp for WooCommerce before 6.3.
- Is there a fix for CVE-2026-92437?
- Yes: fixed in 6.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-92437 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-92437?
- Check whether you run Mailchimp for WooCommerce at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: 6.3
Technical details
The plugin accepts abandoned-cart modification and deletion requests identified only by user-supplied data without validating authentication, nonces, or ownership. An unauthenticated attacker can craft requests to modify or delete another customer's stored cart by supplying arbitrary cart identifiers. The vulnerability is a missing authorization check (CWE-862) on an API endpoint or AJAX handler that processes cart operations.
Affected products
- Mailchimp Mailchimp for WooCommerce before 6.3
Timeline
- 2026-10-01: disclosed
- 2026-10-03: advisory