Privilege escalation in Wp Grid Builder
CVE-2026-13756
The WP Grid Builder plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.3.3. This is due to missing authorization and meta key validation in the `update()` handler for the `/wp-json/wpgb/v2/me…
Vulnerability class: Privilege Escalation
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wp Grid Builder — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-13756?
- CVE-2026-13756 is a high-severity vulnerability in Wp Grid Builder, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-07-11.
- How severe is CVE-2026-13756?
- High severity. CVSS v3 base score is 8.8 out of 10.