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OpenAdvisories
High · 8.8 CVE-2026-81660 EUVD-2026-68159GHSA-c4g6-w433-v47v

Groundhogg < 4.5.13 - Unauthenticated Stored XSS via Web Form Dropdown/Radio Field

Published Aug 30, 2026 · Updated Aug 31, 2026 · Assigned by WPScan

Description

The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.5.13 does not validate or escape values submitted to some optional web form fields before storing them and outputting them back in an administrative area, allowing unauthenticated users to perform Stored Cross-Site Scripting attacks against high privilege users.

Affected products

VendorProductAffectedFixed
— Groundhogg — CRM, Newsletters, and Marketing Automation < 4.5.13 4.5.13

References