Vulnerability · Published Aug 6, 2026 · Assigned by Patchstack
CVE-2026-66696WordPress Gutenberg Blocks by Kadence Blocks plugin <= 3.7.8 - Sensitive Data Exposure vulnerability
Medium 4.3
In plain English
A medium-severity security flaw in Gutenberg Blocks by Kadence Blocks from Nexcess. 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 22% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 77.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Contributor Sensitive Data Exposure in Gutenberg Blocks by Kadence Blocks <= 3.7.8 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Nexcess | Gutenberg Blocks by Kadence Blocks | n/a – through 3.7.8 |
Weakness: CWE-201 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N