What is the CVSS score of CVE-2021-4353?

CVE-2021-4353 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2021-4353?

Yes, a public proof-of-concept exploit is available for CVE-2021-4353. Prioritise patching immediately. EPSS: 0.3%.

Woocommerce Dynamic Pricing Discounts CVE-2021-4353

MEDIUM

Authentication Bypass Using an Alternate Path or Channel (CWE-288)

2023-10-20 security@wordfence.com

Information Disclosure WordPress Woocommerce Dynamic Pricing Discounts

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

PoC Detected

Apr 08, 2026 - 18:17 vuln.today

Public exploit code

CVE Published

Oct 20, 2023 - 07:15 nvd

MEDIUM 5.3

DescriptionCVE.org

The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to unauthenticated settings export in versions up to, and including, 2.4.1. This is due to missing authorization on the export() function which makes makes it possible for unauthenticated attackers to export the plugin's settings.

AnalysisAI

The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to unauthenticated settings export in versions up to, and including, 2.4.1. Rated medium severity (CVSS 5.3), 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 under CWE-288. The WooCommerce Dynamic Pricing and Discounts plugin for WordPress is vulnerable to unauthenticated settings export in versions up to, and including, 2.4.1. This is due to missing authorization on the export() function which makes makes it possible for unauthenticated attackers to export the plugin's settings. Affected products include: Rightpress Woocommerce Dynamic Pricing \& Discounts.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.