SysBasics Customize My Account for WooCommerce <= 4.3.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-12136
CVSS 6.4 (Medium)
Publicly Published June 17, 2026
Last Updated June 18, 2026
Researchers Chloe Chamberland - Wordfence
PRISM

Description

The Customize My Account For Woocommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'sysbasics_user_avatar' shortcode in versions up to, and including, 4.3.6. This is due to insufficient input sanitization and output escaping on user supplied attributes (min_height, min_width, max_height, max_width) in the wcmamtx_get_avatar_default() function, which are concatenated unescaped into the get_avatar() extra_attr style attribute. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for SysBasics Customize My Account for WooCommerce – Live My Account Customizer

Software Type Plugin
Software Slug customize-my-account-for-woocommerce (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.3.7, or a newer patched version
Affected Version
  • <= 4.3.6
Patched Version
  • 4.3.7

Recent vulnerabilities in SysBasics Customize My Account for WooCommerce – Live My Account Customizer

# Title CVE ID CVSS Researchers Date
1 SysBasics Customize My Account for WooCommerce – Live My Account Customizer <= 4.3.9 - Reflected Cross-Site Scripting CVE-2026-57358 6.1 dutafi July 1, 2026
2 SysBasics Customize My Account for WooCommerce <= 4.3.6 - Reflected Cross-Site Scripting via 'tab' Parameter CVE-2026-12137 6.1 Chloe Chamberland, PRISM June 17, 2026
3 SysBasics Customize My Account for WooCommerce <= 2.8.22 - Reflected Cross-Site Scripting CVE-2025-24592 6.1 Le Ngoc Anh December 21, 2024
4 SysBasics Customize My Account for WooCommerce <= 2.7.29 - Reflected Cross-Site Scripting via tab Parameter CVE-2024-10837 6.1 vgo0 November 9, 2024
5 Customize My Account for WooCommerce <= 1.8.3 - Cross-Site Request Forgery via restore_my_account_tabs CVE-2023-51369 4.3 thiennv December 26, 2023

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