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CVE-2021-4376— WooCommerce Multi Currency <= 2.1.17 - Missing Authorization

Quick assessment

Affected
villatheme CURCY – Multi Currency for WooCommerce – Smoothly on WooCommerce 9.x
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 WooCommerce Multi Currency 存在安全漏洞，该漏洞源于容易受到缺少授权的影响。

CVSS 4.3 · Medium EPSS 0.60% · P47

Possible ATT&CK Techniques 1 AI

T1136 · Create Account
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I. Basic Information for CVE-2021-4376

Vulnerability Information
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Vulnerability Title
WooCommerce Multi Currency <= 2.1.17 - Missing Authorization
Source: CVE Program / CVE List V5
Vulnerability Description
The WooCommerce Multi Currency plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 2.1.17. This makes it possible for authenticated attackers to change the price of a product to an arbitrary value.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Plugin WooCommerce Multi Currency 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 WooCommerce Multi Currency 存在安全漏洞，该漏洞源于容易受到缺少授权的影响。
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

Vendor Product Affected Versions CPE Subscribe
mrt3vn CURCY – Multi Currency for WooCommerce – The best free currency exchange plugin – Run smoothly on WooCommerce 7.x * ~ 2.1.17 -

II. Public POCs for CVE-2021-4376

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III. Intelligence Information for CVE-2021-4376

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Patches & Fixes for CVE-2021-4376 (1)

Vendor Advisories for CVE-2021-4376 (1)

Vendor Pages for CVE-2021-4376 (1)

IV. Related Vulnerabilities

Same product: CURCY – Multi Currency for WooCommerce – Smoothly on WooCommerce 9.x
Same vendor: villatheme
Same weakness: CWE-862

V. Comments for CVE-2021-4376

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