The webtoffee-gdpr-cookie-consent WordPress plugin before 2.6.1 does not properly sanitize and escape the IP headers when logging them, allowing visitors to conduct Stored Cross-Site Scripting attacks. The payload gets triggered when an admin visits the 'Consent report' page and the malicious script is executed in the admin context.
https://wpscan.com/vulnerability/847fbf5d-f7cf-49fd-88bc-d7fa2a8110bd/