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OpenAdvisories
Medium · 5.4 CVE-2026-97315 EUVD-2026-100978GHSA-cpgh-j438-6wxq

Responsive Blocks < 2.3.0 - Unauthenticated HTML Injection in Form Notification Email

Published Oct 14, 2026 · Updated Oct 14, 2026 · Assigned by WPScan

Description

The Responsive Blocks WordPress plugin before 2.3.0 does not sanitise or escape some of the values submitted with its Form block before adding them to the HTML notification email sent to the site owner, allowing unauthenticated users to inject arbitrary HTML, such as phishing links, into that email.

Affected products

VendorProductAffectedFixed
— Responsive Blocks < 2.3.0 2.3.0

References