Description
The Essential Blocks plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.2.0 via deserialization of untrusted input in the get_products function. This allows unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
Published: 2023-10-20
Score: 8.1 High
EPSS: 2.9% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-54265 The Essential Blocks plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.2.0 via deserialization of untrusted input in the get_products function. This allows unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
History

Wed, 08 Apr 2026 17:00:00 +0000

Type Values Removed Values Added
Title Essential Blocks <= 4.2.0 - Unauthenticated PHP Object Injection via products

Wed, 05 Feb 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Wpdeveloper Essential Blocks Essential Blocks Pro
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-08T16:40:54.661Z

Reserved: 2023-08-17T15:45:30.445Z

Link: CVE-2023-4402

cve-icon Vulnrichment

Updated: 2024-08-02T07:24:04.668Z

cve-icon NVD

Status : Modified

Published: 2023-10-20T07:15:15.637

Modified: 2026-04-08T17:17:02.637

Link: CVE-2023-4402

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses