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CVE-2026-16942

5.4 · MEDIUM

The WP Custom HTML Page WordPress plugin through 0.6.2 does not sanitise HTML stored through one of its custom page handlers, nor restrict it to users allowed to post unfiltered HTML, allowing user…

Published Aug 5, 2026CWE-79EPSS 0.23%

Overview

CVE-2026-16942 is a medium-severity vulnerability. It was published on August 5, 2026 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

The WP Custom HTML Page WordPress plugin through 0.6.2 does not sanitise HTML stored through one of its custom page handlers, nor restrict it to users allowed to post unfiltered HTML, allowing users with the Author role to store JavaScript that is served unescaped at a public URL and executes for any visitor, including administrators.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwpscan.com/vulnerability/cda6b957-2013-4707-a5b5-5ddc04be2f6a/

How CyberStrike helps

Frequently asked questions

What is CVE-2026-16942?

CVE-2026-16942 is a medium-severity vulnerability. It was published on August 5, 2026 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2026-16942?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-16942?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-16942?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-16942 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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