CVE-2026-66621: WordPress Ultimate Dashboard plugin <= 3.11.2 - Cross Site Scripting (XSS) vulnerability

Published Aug 18, 2026
·
Updated

Unauthenticated Cross Site Scripting (XSS) in Ultimate Dashboard <= 3.11.2 versions.

Affected Software

1 affected component
WordPress Ultimate Dashboard<=3.11.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade WordPress Ultimate Dashboard plugin to a version that resolves this vulnerability.

    Fixed in 3.11.2

Event History

Aug 18, 2026
CVE Published
via MITRE·01:59 PM
Data Sourced
via MITRE·01:59 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What does an attacker need to exploit this issue?

The vulnerability is unauthenticated, so an attacker does not need a WordPress account or plugin-specific privileges. Exploitation requires user interaction, as indicated by the UI:R vector.

2

Which installations are affected, and is a fixed version identified?

Installations running Ultimate Dashboard version 3.11.2 or earlier are affected according to the available information. The data does not identify a fixed version or provide a workaround for deployments that cannot patch immediately.

3

Can I determine whether this vulnerability has already been exploited?

The supplied information does not describe the vulnerable input, endpoint, or any log indicators. As a result, it cannot be used to determine from logs whether exploitation has already occurred.

Contact

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