CVE-2026-25306: 8theme Xstore Core

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in 8theme XStore Core et-core-plugin allows Reflected XSS.This issue affects XStore Core: from n/a through <= 5.6.4.

Affected products

• 8theme Xstore Core: up to and including 5.6.4

Published 2026-03-25. Last modified 2026-06-17.