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CVE-2026-16597— GTM4WP <= 1.22.3 - Unauthenticated Stored Cross-Site Scripting via WooCommerce Billing Fields

CVSS 7.2 · High EPSS 0.24% · P15

Affected Version Matrix 1

VendorProductVersion RangeStatus
duracelltomiGTM4WP – A Google Tag Manager (GTM) plugin for WordPress≤ 1.22.3affected
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I. Basic Information for CVE-2026-16597

Vulnerability Information
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Vulnerability Title
GTM4WP <= 1.22.3 - Unauthenticated Stored Cross-Site Scripting via WooCommerce Billing Fields
Source: CVE Program / CVE List V5
Vulnerability Description
The GTM4WP – A Google Tag Manager (GTM) plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via WooCommerce Billing Fields in all versions up to, and including, 1.22.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This requires the GTM4WP WooCommerce order data integration option (GTM4WP_OPTION_INTEGRATE_WCORDERDATA) to be enabled, and is exploited by placing a guest checkout order with a JavaScript payload in a WooCommerce billing field such as the billing first name.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress GTM4WP 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress GTM4WP是WordPress基金会开源的一款网站标签管理插件。 WordPress GTM4WP 1.22.3及之前版本存在跨站脚本漏洞，该漏洞源于通过WooCommerce Billing Fields的输入清理和输出转义不足，容易受到存储型跨站脚本攻击，在启用GTM4WP WooCommerce订单数据集成选项时，未经身份验证的攻击者可通过在账单字段中放置JavaScript有效载荷注入任意Web脚本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
duracelltomiGTM4WP – A Google Tag Manager (GTM) plugin for WordPress 0 ~ 1.22.3 -

II. Public POCs for CVE-2026-16597

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III. Intelligence Information for CVE-2026-16597

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Patches & Fixes for CVE-2026-16597 (1)

Vendor Advisories for CVE-2026-16597 (1)

IV. Related Vulnerabilities

Same product: GTM4WP – A Google Tag Manager (GTM) plugin for WordPress
Same vendor: duracelltomi
Same weakness: CWE-79

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