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CVE-2021-4380— Pinterest Automatic <= 4.14.3 - Unuathenticated Arbitrary Options Update

Quick assessment

Affected
ValvePress Pinterest Automatic
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin Pinterest Automatic 存在访问控制错误漏洞，该漏洞源于缺少 wp_pinterest_automatic_parse_request 函数和 process_form.php 脚本的能力检查，容易受到授权绕过

CVSS 9.8 · Critical EPSS 4.53% · P91

Public Exploits 1

Nuclei · 1 CVE-2021-4380.yaml [template]
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I. Basic Information for CVE-2021-4380

Vulnerability Information
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Vulnerability Title
Pinterest Automatic <= 4.14.3 - Unuathenticated Arbitrary Options Update
Source: CVE Program / CVE List V5
Vulnerability Description
The Pinterest Automatic plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the 'wp_pinterest_automatic_parse_request' function and the 'process_form.php' script in versions up to, and including, 1.14.3. This makes it possible for unauthenticated attackers to update arbitrary options on a site that can be used to create new administrative user accounts or redirect unsuspecting site visitors.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Plugin Pinterest Automatic 访问控制错误漏洞
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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin Pinterest Automatic 存在访问控制错误漏洞，该漏洞源于缺少 wp_pinterest_automatic_parse_request 函数和 process_form.php 脚本的能力检查，容易受到授权绕过
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
ValvePress Pinterest Automatic * ~ 4.14.3 -

II. Public POCs for CVE-2021-4380

# POC Description Source Link Shenlong Link
1 The Pinterest Automatic plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the 'wp_pinterest_automatic_parse_request' function and the 'process_form.php' script in versions up to, and including, 1.14.3. This makes it possible for unauthenticated attackers to update arbitrary options on a site that can be used to create new administrative user accounts or redirect unsuspecting site visitors. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-4380.yaml POC Details
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III. Intelligence Information for CVE-2021-4380

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Vendor Advisories for CVE-2021-4380 (2)

Security Blog Posts for CVE-2021-4380 (1)

Other References for CVE-2021-4380 (1)

IV. Related Vulnerabilities

Same vendor: ValvePress
Same weakness: CWE-284

V. Comments for CVE-2021-4380

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