CVE-2024-56291 HIGH

CVE-2024-56291: WordPress PlainInventory – Inventory Management Plugin Plugin <= 3.1.6 - PHP Object Injection vulnerability

Vendor Plainware

Product PlainInventory

Weakness CWE-502 · Unsafe deserialization

Published January 7, 2025

Last update April 28, 2026

View on NVD All CVEs

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 plainware PlainInventory z-inventory-manager allows Object Injection.This issue affects PlainInventory: from n/a through <= 3.1.6.

Explanation of Vulnerability in Simple Terms

02Summary

PlainInventory versions 3.1.6 and earlier contain a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary code on the server. The vulnerability requires specific network conditions but does not require user interaction. An attacker can exploit this by sending a specially crafted request to deserialize untrusted data, leading to remote code execution.

What an attacker can do

03Attacker Capabilities

Run arbitrary code on the server without authentication.

Potential impact on your site

04Site Impact

Complete compromise of the server; attacker can read, modify, or delete all data and install backdoors.

Conditions required to exploit

05Prerequisites

Network access to the vulnerable PlainInventory instance; specific attack complexity conditions must be met.

Key dates

06Disclosure timeline

January 7, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2024-56291 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

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