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Vulnerability record · CVE-2023-2087 · published 9 June 2023

CVE-2023-2087: Wpdeveloper essential blocks cross-site request forgery vulnerability

Wpdeveloper · Essential Blocks

The Essential Blocks plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.0.6. This is due to missing or incorrect nonce validation on the save function. This makes it possible for unauthenticated attackers to change plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

4.3 CVSS 3.1 Medium EPSS 0.32% · top 77.1% CWE-352 · Cross-site request forgery
4.3CVSS 3.1 base score
0.32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The Essential Blocks plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.0.6. This is due to missing or incorrect nonce validation on the save function. This makes it possible for unauthenticated attackers to change plugin settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.0.6/includes/Admin/Admin.php Patch
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2900595%40essential-blocks%2Ftrunk&old= Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/d38d41c7-8786-4145-9591-3e24eff3b79c?source=cve Third Party Advisory
https://plugins.trac.wordpress.org/browser/essential-blocks/tags/4.0.6/includes/Admin/Admin.php Patch
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2900595%40essential-blocks%2Ftrunk&old= Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/d38d41c7-8786-4145-9591-3e24eff3b79c?source=cve Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-2087), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.