SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

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 entries of custom…

HIGH 7.5EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
0.26% probability · 17th percentile
CISA KEV
Not listed
Weakness
CWE-200
Source
contact@wpscan.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.