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CVE-2026-12042— WP2Social Auto Publish <= 2.4.12 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'pages' Parameter

Quick assessment

Affected
f1logic WP2Social Auto Publish
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 WP2Social Auto Publish 插件存在存储型跨站脚本（Stored Cross-Site Scripting, XSS）漏洞，受影响版本为 2.4.12 及更早版本。该漏洞源于输入数据未充分过滤、输出未充分转义，体现在管理端设置中。 这意味着，拥有管理员级别或更高权限的认证攻击者，可以向页面中注入任意 Web 脚本；当用户访问这些被注入的页面时，脚本会被执行。此漏洞仅影响多站点（multi-site）安装，以及已禁用 unfiltered_html 权限的安装环境。

CVSS 4.4 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-12042

Vulnerability Information
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Vulnerability Title
WP2Social Auto Publish <= 2.4.12 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'pages' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The WP2Social Auto Publish plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.4.12 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/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
f1logic WP2Social Auto Publish 0 ~ 2.4.12 -

II. Public POCs for CVE-2026-12042

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III. Intelligence Information for CVE-2026-12042

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Other References for CVE-2026-12042 (8)

IV. Related Vulnerabilities

Same product: WP2Social Auto Publish
Same vendor: f1logic
Same weakness: CWE-79

V. Comments for CVE-2026-12042

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