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CVE-2026-104727— Sequential Order Numbers for WooCommerce <= 3.6.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'condition' Post Meta Array Keys

Quick assessment

Affected
berocket Sequential Order Numbers for WooCommerce
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 的 WooCommerce 插件"Sequential Order Numbers"（顺序订单编号）在所有 3.6.5 及更早版本中，由于输入清理不足和输出转义不当，存在存储型跨站脚本（Stored XSS）漏洞。该漏洞源于对"condition"（条件）文章元数据数组键的处理缺陷。这使得拥有贡献者（Contributor）级别及以上权限的已认证攻击者，能够在页面中注入任意 Web 脚本；当任何用户访问被注入的页面时，这些脚本将被执行。

CVSS 6.4 · Medium

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2026-104727

Vulnerability Information
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Vulnerability Title
Sequential Order Numbers for WooCommerce <= 3.6.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'condition' Post Meta Array Keys
Source: CVE Program / CVE List V5
Vulnerability Description
The Sequential Order Numbers for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'condition' Post Meta Array Keys in all versions up to, and including, 3.6.5 due to insufficient input sanitization and output escaping. 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
berocket Sequential Order Numbers for WooCommerce 0 ~ 3.6.5 -

II. Public POCs for CVE-2026-104727

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III. Intelligence Information for CVE-2026-104727

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Other References for CVE-2026-104727 (7)

IV. Related Vulnerabilities

Same product: Sequential Order Numbers for WooCommerce
Same vendor: berocket
Same weakness: CWE-79