CVE-2026-13154 — Essential Blocks < 6.4.0 - Unauthenticated Non-Public Custom Post Type Content Disclosure via queries Endpoint
The Gutenberg Essential Blocks WordPress plugin before 6.4.0 does not verify that an attacker-supplied post type is publicly viewable before querying it in one of its public RE…
Published: 2026-08-06 · CVSS: 7.5 · CVSS 3.1
The Gutenberg Essential Blocks WordPress plugin before 6.4.0 does not verify that an attacker-supplied post type is publicly viewable before querying it in one of its public REST routes, allowing unauthenticated users to read published entries of custom post types that the site registered as non-public.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7