CVE-2026-66696: WordPress Gutenberg Blocks by Kadence Blocks plugin <= 3.7.8 - Sensitive Data Exposure vulnerability

Published Aug 6, 2026

Updated

Contributor Sensitive Data Exposure in Gutenberg Blocks by Kadence Blocks <= 3.7.8 versions.

Affected Software

1 affected component

Kadence Blocks Gutenberg Blocks<=3.7.8

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade WordPress Gutenberg Blocks by Kadence Blocks to a version that resolves this vulnerability.
Fixed in 3.7.8.1

Aug 6, 2026

CVE Published

via MITRE·02:28 PM

Data Sourced

via MITRE·02:28 PM

RemedyDescriptionSeverityWeakness

The severity of CVE-2026-66696 is medium, with a score of 4.3.

CVE-2026-66696 is a Sensitive Data Exposure vulnerability affecting the Kadence Blocks plugin.

To fix CVE-2026-66696, update the Kadence Blocks plugin to version 3.7.9 or later.

CVE-2026-66696 affects the Gutenberg Blocks by Kadence Blocks plugin versions 3.7.8 and below.

Contributors using the impacted versions of the Kadence Blocks plugin may be exposed to sensitive data.