catchplugins Catch Themes Demo Import Plugin up to 3.3 on WordPress Plugin Activation catch_themes_demo_import_activate_plugin missing authentication

Summaryinfo

A vulnerability classified as critical has been found in catchplugins Catch Themes Demo Import Plugin up to 3.3. Affected is the function catch_themes_demo_import_activate_plugin of the component Plugin Activation. Performing a manipulation of the argument activate_plugin results in missing authentication. This vulnerability is known as CVE-2026-15336. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in catchplugins Catch Themes Demo Import Plugin up to 3.3. It has been classified as critical. This affects the function catch_themes_demo_import_activate_plugin of the component Plugin Activation. The manipulation of the argument activate_plugin with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The Catch Themes Demo Import plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 3.3. This is due to the catch_themes_demo_import_activate_plugin() function, hooked on admin_init when the activate_plugin GET parameter is present, calling Plugin_Upgrader::install() to download and install a plugin from WordPress.org before performing the current_user_can('activate_plugins') capability check. This makes it possible for authenticated attackers, with subscriber-level access and above, to install the hardcoded 'essential-content-types' plugin from the WordPress.

It is possible to read the advisory at wordfence.com. This vulnerability is uniquely identified as CVE-2026-15336 since 07/09/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/16/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-44855). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• catchplugins

Name

• Catch Themes Demo Import Plugin

Version

• 3.0
• 3.1
• 3.2
• 3.3

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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