CVE-2025-11587

Medium

Description

The Call Now Button – The #1 Click to Call Button for WordPress plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the activate function in all versions up to, and including, 1.5.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to link the plugin to their nowbuttons.com account and add malicious buttons to the site. The vulnerability is only exploitable on fresh installs where the plugin has not been previously configured with an API key.

SeverityMedium
CVSS4.3
Exploit probability—
ProductCall Now Button – The #1 Click to Call Button for WordPress
PublishedOct 29, 2025
First seenOct 29, 2025

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
jgrietveld Call Now Button – The #1 Click to Call Button for WordPressv ≤ 1.5.3—

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CVE-2025-11587 · Call Now Button – The #1 Click to Call Button for WordPress · Dark Radar