Vulnerability · Published Jul 2, 2026 · Assigned by Patchstack
CVE-2026-57753WordPress Kit (formerly ConvertKit) for WooCommerce plugin <= 2.1.5 - Sensitive Data Exposure vulnerability
Medium 5.3
In plain English
A medium-severity security flaw in Kit (formerly ConvertKit) for WooCommerce from Nathanbarry. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 73.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Unauthenticated Sensitive Data Exposure in Kit (formerly ConvertKit) for WooCommerce <= 2.1.5 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Nathanbarry | Kit (formerly ConvertKit) for WooCommerce | n/a – through 2.1.5 |
Weakness: CWE-497 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N