How severe is CVE-2021-4379?

CVE-2021-4379 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-4379 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4379?

CVE-2021-4379 affects Villatheme Woocommerce Multi Currency. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4379?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-4379 published?

CVE-2021-4379 was published on 2023-06-07 and last updated on 2026-06-17.

CVE-2021-4379

CVE-2021-4379 is a medium-severity vulnerability in Villatheme Woocommerce Multi Currency with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Villatheme Woocommerce Multi Currency
Published: 2023-06-07
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-4379?: 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.
How severe is CVE-2021-4379?: CVE-2021-4379 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-4379 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4379?: CVE-2021-4379 affects Villatheme Woocommerce Multi Currency. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4379?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4379 published?: CVE-2021-4379 was published on 2023-06-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:villatheme:woocommerce_multi_currency:*:*:*:*:*:wordpress:*:*

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