CVE Catalog

CVE-2026-97315

MediumCVSS 5.4
Published: Updated: Translated: NVD NIST

Summary

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.

Risk Assessment

An unauthenticated attacker can inject malicious HTML into the email sent to the site owner, potentially leading to phishing attacks or other abuse. The integrity of email communication and recipient trust are at risk.

Recommendation

Update the Responsive Blocks plugin to version 2.3.0 or later. Consider reviewing notification email content for unexpected HTML.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS