CVE-2026-49777 CRITICAL

CVE-2026-49777: WordPress Product Slider Pro for WooCommerce plugin < 3.5.4 - Backdoor vulnerability

Vendor Shapedplugin, Llc
Product Product Slider Pro for WooCommerce
Weakness CWE-1284
Published June 5, 2026
Last update June 8, 2026

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Improper Validation of Specified Quantity in Input vulnerability in ShapedPlugin, LLC Product Slider Pro for WooCommerce allows Malicious Software Implanted. This issue affects Product Slider Pro for WooCommerce: from n/a before 3.5.4.

Explanation of Vulnerability in Simple Terms

02Summary

Product Slider Pro for WooCommerce versions before 3.5.4 contain a critical vulnerability allowing unauthenticated attackers to gain complete control over the site. The flaw requires no user interaction and can be exploited remotely over the network. All affected installations should update immediately to version 3.5.4 or later.

What an attacker can do

03Attacker Capabilities

Read sensitive data, modify site content, and disrupt site availability without authentication.

Potential impact on your site

04Site Impact

Complete compromise of the WooCommerce site, including customer data, product information, and site functionality.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 5, 2026 CVE published
June 8, 2026 Record updated

Related vulnerabilities

08Related CVE