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CVE-2026-6206— MW WP Form <= 5.1.2 - Insecure Direct Object Reference to Unauthenticated Sensitive Information Disclosure via 'post_id' Query Parameter

CVSS 5.3 · Medium EPSS 0.05% · P15

Possible ATT&CK Techniques 1AI

T1005 · Data from Local System

Affected Version Matrix 1

VendorProductVersion RangeStatus
websoudanMW WP Form≤ 5.1.2affected
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I. Basic Information for CVE-2026-6206

Vulnerability Information
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Vulnerability Title
MW WP Form <= 5.1.2 - Insecure Direct Object Reference to Unauthenticated Sensitive Information Disclosure via 'post_id' Query Parameter
Source: NVD (National Vulnerability Database)
Vulnerability Description
The MW WP Form plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 5.1.2 via the _get_post_property_from_querystring() function due to insufficient restrictions on which posts can be included. This makes it possible for unauthenticated attackers to extract data from password protected, private, or draft posts that they should not have access to.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin MW WP Form 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin MW WP Form 5.1.2及之前版本存在安全漏洞，该漏洞源于_get_post_property_from_querystring函数对包含的帖子限制不足，可能导致未经身份验证的攻击者提取受密码保护、私有或草稿
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
websoudanMW WP Form 0 ~ 5.1.2 -

II. Public POCs for CVE-2026-6206

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III. Intelligence Information for CVE-2026-6206

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Patches & Fixes for CVE-2026-6206 (2)

Vendor Advisories for CVE-2026-6206 (1)

IV. Related Vulnerabilities

Same product: MW WP Form
Same vendor: websoudan
Same weakness: CWE-639

V. Comments for CVE-2026-6206

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