What is CVE-2026-13154?

CVE-2026-13154 is a high-severity vulnerability in Gutenberg Essential Blocks, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-08-06.

How severe is CVE-2026-13154?

High severity. CVSS v3 base score is 7.5 out of 10.

Information disclosure in Gutenberg Essential Blocks

CVE-2026-13154

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 en…

Vulnerability class: Information Disclosure

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Unknown Gutenberg Essential Blocks — versions 0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-13154?: CVE-2026-13154 is a high-severity vulnerability in Gutenberg Essential Blocks, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-08-06.
How severe is CVE-2026-13154?: High severity. CVSS v3 base score is 7.5 out of 10.