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Vulnerability record · CVE-2025-26871 · published 25 February 2025

CVE-2025-26871: Wpdeveloper essential blocks missing authorization vulnerability

Wpdeveloper · Essential Blocks

Missing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Essential Blocks for Gutenberg: from n/a through <= 4.8.3.

8.8 CVSS 3.1 High EPSS 0.41% · top 67.7% CWE-862 · Missing authorization
8.8CVSS 3.1 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Missing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Essential Blocks for Gutenberg: from n/a through <= 4.8.3.

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

Affected products

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

References

LinkTags
https://patchstack.com/database/Wordpress/Plugin/essential-blocks/vulnerability/wordpress-essential-blocks-plugin-4-8-3- Third Party Advisory

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Related vulnerabilities

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

9.8CVE-2023-6623Essential Blocks WordPress plugin unauthenticated local file inclusionThe Essential Blocks WordPress plugin before 4.4.3 fails to prevent unauthenticated attackers from overwriting local variables when rendering templat…EPSS 51%analysed9.8CVE-2023-4402Wpdeveloper essential blocks deserialization of untrusted data vulnerabilityThe Essential Blocks plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.2.0 via deserialization of untrus…EPSS 1.5%8.8CVE-2023-51360Wpdeveloper essential blocks missing authorization vulnerabilityMissing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Co…EPSS 0.58%8.8CVE-2023-51359Wpdeveloper essential blocks missing authorization vulnerabilityMissing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Co…EPSS 0.59%8.8CVE-2023-47760Wpdeveloper essential blocks missing authorization vulnerabilityMissing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg essential-blocks allows Exploiting Incorrectly Configured Access Co…EPSS 0.40%8.8CVE-2024-30467Wpdeveloper essential blocks missing authorization vulnerabilityMissing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg.This issue affects Essential Blocks for Gutenberg: from n/a through…EPSS 0.41%8.1CVE-2023-4386Wpdeveloper essential blocks deserialization of untrusted data vulnerabilityThe Essential Blocks plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.2.0 via deserialization of untrus…EPSS 0.88%6.5CVE-2022-47594Wpdeveloper essential blocks missing authorization vulnerabilityMissing Authorization vulnerability in WPDeveloper Essential Blocks for Gutenberg allows Exploiting Incorrectly Configured Access Control Security Le…EPSS 0.43%

Source: NIST National Vulnerability Database (record CVE-2025-26871), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.