CVE-2021-25043: WOOCS < 1.3.7.3 - Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-01-10 · updated 2026-06-17
Weakness: CWE-79

Description

The WOOCS WordPress plugin before 1.3.7.3 does not sanitise and escape the custom_prices parameter before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue

Affected products

PluginUS Woocommerce Currency Switcher: before 1.3.7.3 — fixed in 1.3.7.3

How to fix

Upgrade to a fixed version: PluginUS Woocommerce Currency Switcher 1.3.7.3. Check the vendor advisory for mitigations.

References

https://plugins.trac.wordpress.org/changeset/2640621/woocommerce-currency-switcher
https://wpscan.com/vulnerability/8601bd21-becf-4809-8c11-d053d1121eae
https://plugins.trac.wordpress.org/changeset/2640621/woocommerce-currency-switcher
https://wpscan.com/vulnerability/8601bd21-becf-4809-8c11-d053d1121eae

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