CVE Catalog

CVE-2026-18843

MediumCVSS 6.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.17%

6th percentile - higher than 6% of all known CVEs

Summary

The Beaver Builder Plugin (Starter Version) plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'no_results_message' node_preview Parameter in all versions up to and including 2.11.0.1 due to insufficient input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts that execute if they can trick a user into clicking a link.

Risk Assessment

The risk includes phishing attacks, user session hijacking, and unauthorized actions in the context of the victim's browser.

Recommendation

Update the plugin to the latest patched version. Also educate users about clicking suspicious links.

Related vulnerabilities

Original NVD description (English source)

The Beaver Builder Plugin (Starter Version) plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via 'no_results_message' node_preview Parameter in all versions up to, and including, 2.11.0.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

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