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CVE-2026-110305— Advanced Custom Fields: Extended <= 0.9.2.7 - Unauthenticated Sensitive Information Exposure in 'acf[<mapped_field>]' Parameter via {get_user} Template Tag Injection

Quick assessment

Affected
hwk-fr Advanced Custom Fields: Extended
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"Advanced Custom Fields: Extended"插件在 0.9.2.7 及之前的所有版本中，存在敏感信息泄露漏洞。该漏洞源于插件的处理流程，允许未认证的攻击者通过注入一个会被解析并写入为公开可读分类名称的 模板标签，从而提取敏感数据，包括任意用户的 WordPress 密码哈希值。利用该漏洞需要满足以下条件：管理员已配置了一个使用 短代码的公开页面，并在其中设置了“分类（Term）”操作，且使用了 字段映射——这是一种受支持且有文档说明的配置。

CVSS 7.5 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
hwk-fr Advanced Custom Fields: Extended ≤ 0.9.2.7 affected
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I. Basic Information for CVE-2026-110305

Vulnerability Information
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Vulnerability Title
Advanced Custom Fields: Extended <= 0.9.2.7 - Unauthenticated Sensitive Information Exposure in 'acf[<mapped_field>]' Parameter via {get_user} Template Tag Injection
Source: CVE Program / CVE List V5
Vulnerability Description
The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 0.9.2.7 via the process. This makes it possible for unauthenticated attackers to extract sensitive data including the WordPress password hash of any user by injecting a {get_user} template tag that is resolved and written as a publicly readable term name. Exploitation requires that an administrator has configured a public [acfe_form] shortcode page with a Term action using a save.name field mapping — a supported and documented configuration.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
hwk-fr Advanced Custom Fields: Extended 0 ~ 0.9.2.7 -

II. Public POCs for CVE-2026-110305

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III. Intelligence Information for CVE-2026-110305

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Other References for CVE-2026-110305 (9)

IV. Related Vulnerabilities

Same product: Advanced Custom Fields: Extended
Same vendor: hwk-fr
Same weakness: CWE-200