What’s Vulnerable › Vulnerabilities

CVE-2025-8487: Kubio AI Page Builder <= 2.6.3 - Missing Authorization to Authenticated (Subscriber+) Limited Plugin Installation

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-19 · updated 2026-06-17
• Weakness: CWE-862

Description

The Kubio AI Page Builder plugin for WordPress is vulnerable to unauthorized plugin installation due to a missing capability check on the kubio-image-hub-install-plugin AJAX action in all versions up to, and including, 2.6.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install the Image Hub plugin.

Affected products

• extendthemes Kubio AI Page Builder: through 2.6.3

References

• https://plugins.trac.wordpress.org/browser/kubio/tags/2.6.3/lib/integrations/image-hub/image-hub.php#L70
• https://plugins.trac.wordpress.org/changeset/3361499/kubio/trunk/lib/integrations/image-hub/image-hub.php
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1f528c89-2b8c-4750-b9eb-47ebd8c1630e?source=cve

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