Cyber Posture

CVE-2025-26885

High

Published: 03 March 2025

Published
03 March 2025
Modified
29 April 2026
KEV Added
Patch
CVSS Score 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0019 40.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Description

Adversaries may abuse Unix shell commands and scripts for execution.

Security Summary

CVE-2025-26885 is a Deserialization of Untrusted Data vulnerability (CWE-502) in the Beaver Builder WordPress Assistant plugin that allows Object Injection. Published on 2025-03-03T14:15:56.360, it affects WordPress Assistant versions from n/a through <= 1.5.1. The vulnerability carries a CVSS v3.1 base score of 7.2 (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Exploitation requires network access, low attack complexity, high privileges (PR:H), and no user interaction. An attacker with sufficient privileges can achieve high impacts on confidentiality, integrity, and availability, such as through arbitrary object injection leading to potential remote code execution or system compromise.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/assistant/vulnerability/wordpress-assistant-plugin-1-5-1-php-object-injection-vulnerability?_s_id=cve details the PHP object injection vulnerability in the WordPress Assistant plugin version 1.5.1 and provides associated mitigation guidance.

Details

CWE(s)
CWE-502

MITRE ATT&CK Enterprise Techniques

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
Why these techniques?

PHP object injection via deserialization in public-facing WordPress plugin enables remote code execution, directly mapping to exploitation of public-facing applications (T1190) and Unix shell command execution (T1059.004).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

References