CVE-2021-4379

Name: CVE-2021-4379
Creator: NVD / NIST
Published: 2023-06-07T13:15:09.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.80%

Last modified Jun 17, 2026

CVE-2021-4379 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The WooCommerce Multi Currency plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the wmc_bulk_fixed_price function in versions up to, and including, 2.1.17. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to make changes to product prices.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

The WooCommerce Multi Currency plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the wmc_bulk_fixed_price function in versions up to, and including, 2.1.17. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to make changes to product prices.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.80%

52.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Villatheme	Woocommerce Multi Currency	< 2.1.18

References

https://blog.nintechnet.com/vulnerability-fixed-in-wordpress-woocommerce-multi-currency-plugin/Exploit, Third Party Advisory
https://codecanyon.net/item/woocommerce-multi-currency/20948446Product
https://www.wordfence.com/threat-intel/vulnerabilities/id/e2318ae9-4115-442e-9293-a9251787c5f3?source=cveThird Party Advisory
https://blog.nintechnet.com/vulnerability-fixed-in-wordpress-woocommerce-multi-currency-plugin/Exploit, Third Party Advisory
https://codecanyon.net/item/woocommerce-multi-currency/20948446Product
https://www.wordfence.com/threat-intel/vulnerabilities/id/e2318ae9-4115-442e-9293-a9251787c5f3?source=cveThird Party Advisory

Timeline

Published: Jun 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4379?

How severe is CVE-2021-4379?

CVE-2021-4379 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4379?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-4379?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST