CVE-2023-3954: MultiParcels Shipping For WooCommerce 1.15.2-1.15.3 - Reflected XSS

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-21 · updated 2026-06-17
Weakness: CWE-79

Description

The MultiParcels Shipping For WooCommerce WordPress plugin before 1.15.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

MultiParcels Shipping For WooCommerce: before 1.15.4 — fixed in 1.15.4

How to fix

Upgrade to a fixed version: MultiParcels Shipping For WooCommerce 1.15.4. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/b463ccbb-2dc1-479f-bc88-becd204b2dc0
https://wpscan.com/vulnerability/b463ccbb-2dc1-479f-bc88-becd204b2dc0

Get alerted when CVE-2023-3954 or the next vulnerability affects your stack