High · 7.1 CVE-2025-23703 EUVD-2025-3359GHSA-gh9p-4cw5-w8fw

WordPress Free MailClient FMC plugin <= 1.0 - CSRF to Stored XSS vulnerability

Published Jan 16, 2025 · Updated Apr 28, 2026 · Assigned by Patchstack

Vendor: cstoltenkamp Product: Free MailClient FMC

Description

Cross-Site Request Forgery (CSRF) vulnerability in cstoltenkamp Free MailClient FMC mailclient allows Stored XSS.This issue affects Free MailClient FMC: from n/a through <= 1.0.

Affected products

Vendor	Product	Affected	Fixed
cstoltenkamp	Free MailClient FMC	≤ 1.0	—

References

https://patchstack.com/database/Wordpress/Plugin/mailclient/vulnerability/wordpress-free-mailclient-fmc-plugin-1-0-csrf-to-stored-xss-vulnerability?_s_id=cve vdb-entry