CVE-2021-24938: WooCommerce Currency Switcher < 1.3.7.1 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-12-06 · updated 2026-06-17
Weakness: CWE-79

Description

The WOOCS WordPress plugin before 1.3.7.1 does not sanitise and escape the key parameter of the woocs_update_profiles_data AJAX action (available to any authenticated user) before outputting it back in the response, leading to a Reflected cross-Site Scripting issue

Affected products

Woocommerce Currency Switcher: before 1.3.7.1 — fixed in 1.3.7.1

How to fix

Upgrade to a fixed version: Woocommerce Currency Switcher 1.3.7.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/df8a6f2c-e075-45d5-9262-b4eb63c9351e
https://wpscan.com/vulnerability/df8a6f2c-e075-45d5-9262-b4eb63c9351e

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