Threat intelligence

WP Grid Builder <= 2.3.3 - Authenticated (Subscriber+) Privilege Escalation via 'key' Parameter

CVE-2026-13756 · wp-grid-builder

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Wp Grid Builder at a vulnerable version. How SiteRespond intelligence works

Vulnerability: WP Grid Builder <= 2.3.3 - Authenticated (Subscriber+) Privilege Escalation via 'key' Parameter
Affected software: wp-grid-builder(Plugin)
Affected versions: ≤ 2.3.3
Authentication: Authenticated (see advisory title)
Vulnerability type: Privilege escalation
CVE: CVE-2026-13756
Published: 10 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow a lower-privilege user to perform actions reserved for administrators.
Source: Data imported from Wordfence Intelligence (advisory 6a42e0e8-a8c7-4bc5-80ca-5ef69d1f0b6c). Methodology and redistribution notes

Check whether your installed version is affected

SiteRespond Defence matches your installed Wp Grid Builder version against this catalog when the Defence plugin is connected to your WordPress site.

Start SiteRespond Defence for WordPress — £29.99/monthScan your website

All Wp Grid Builder advisoriesBack to catalog