Featured Image from URL FIFU Plugin up to 5.3.1 on WordPress getimagesize fifu_input_url server-side request forgery

Summaryinfo

A vulnerability labeled as critical has been found in Featured Image from URL FIFU Plugin up to 5.3.1 on WordPress. The affected element is the function getimagesize. The manipulation of the argument fifu_input_url results in server-side request forgery. This vulnerability is cataloged as CVE-2025-13393. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in Featured Image from URL FIFU Plugin up to 5.3.1 on WordPress. Affected is the function getimagesize. The manipulation of the argument fifu_input_url with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The Featured Image from URL (FIFU) plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.3.1. This is due to insufficient validation of user-supplied URLs before passing them to the getimagesize() function in the Elementor widget integration. This makes it possible for authenticated attackers, with Contributor-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services via the fifu_input_url parameter in the FIFU Elementor widget granted they have permissions to use Elementor.

The advisory is available at wordfence.com. This vulnerability is traded as CVE-2025-13393. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/10/2026).

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-2026-1844). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• WordPress Plugin

Name

• Featured Image from URL FIFU Plugin

Version

• 5.3.0
• 5.3.1

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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