CVE-2023-49826 HIGH

CVE-2023-49826: WordPress Soledad Theme <= 8.4.1 is vulnerable to PHP Object Injection

Vendor Pencidesign
Product Soledad – Multipurpose, Newspaper, Blog & WooCommerce WordPress Theme
Weakness CWE-502 · Unsafe deserialization
Published December 21, 2023
Last update April 28, 2026

CVSS base score

8.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in PenciDesign Soledad – Multipurpose, Newspaper, Blog & WooCommerce WordPress Theme.This issue affects Soledad – Multipurpose, Newspaper, Blog & WooCommerce WordPress Theme: from n/a through 8.4.1.

Explanation of Vulnerability in Simple Terms

02Summary

The Soledad WordPress theme versions up to 8.4.1 contain a deserialization vulnerability in how it processes untrusted data. An attacker can craft malicious serialized PHP objects that, when deserialized by the theme, execute arbitrary code on the site. This requires network access but no authentication or user interaction.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site and take full control of it.

Potential impact on your site

04Site Impact

Complete site compromise: attacker can modify content, steal data, install malware, or deface the site.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

December 21, 2023 CVE published
April 28, 2026 Record updated

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