What is the CVSS score of CVE-2021-4372?

CVE-2021-4372 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2021-4372?

Yes, a public proof-of-concept exploit is available for CVE-2021-4372. Prioritise patching immediately. EPSS: 0.4%.

Woocommerce Dynamic Pricing And Discounts CVE-2021-4372

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2023-06-07 security@wordfence.com

XSS WordPress Woocommerce Dynamic Pricing And Discounts

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

PoC Detected

Apr 08, 2026 - 19:17 vuln.today

Public exploit code

CVE Published

Jun 07, 2023 - 02:15 nvd

MEDIUM 6.5

DescriptionCVE.org

The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 2.4.1. This is due to missing sanitization on the settings imported via the import() function. This makes it possible for unauthenticated attackers to import a settings file containing malicious JavaScript that would execute when an administrator accesses the settings area of the site.

AnalysisAI

The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 2.4.1. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 2.4.1. This is due to missing sanitization on the settings imported via the import() function. This makes it possible for unauthenticated attackers to import a settings file containing malicious JavaScript that would execute when an administrator accesses the settings area of the site. Affected products include: Rightpress Woocommerce Dynamic Pricing And Discounts.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.