CVE-2023-1324: Easy Forms for MailChimp < 6.8.8 - Reflected XSS

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-04-24 · updated 2026-06-17

Description

The Easy Forms for Mailchimp WordPress plugin before 6.8.8 does not sanitise and escape some parameters before outputting them back in the response, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

Easy Forms for Mailchimp: before 6.8.8 — fixed in 6.8.8

How to fix

Upgrade to a fixed version: Easy Forms for Mailchimp 6.8.8. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/8f510b8c-b97a-44c9-a36d-2d775a4f7b81
https://wpscan.com/vulnerability/8f510b8c-b97a-44c9-a36d-2d775a4f7b81

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