CVE-2025-13231
TOCTOU SSRF Vulnerability in Fancy Product Designer Plugin
Publication date: 2025-12-16
Last updated on: 2025-12-16
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wordpress | fancy_product_designer | 6.4.8 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-362 | The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Server-Side Request Forgery (SSRF) in the Fancy Product Designer WordPress plugin versions up to 6.4.8. It arises from a time-of-check/time-of-use (TOCTOU) race condition in the 'url' parameter of the fpd_custom_uplod_file AJAX action. The plugin first validates the URL by calling getimagesize(), then later fetches the same URL using file_get_contents(). An attacker can exploit the timing gap by serving a valid image during validation and then changing the response to redirect to arbitrary internal or external URLs during the actual fetch, allowing SSRF attacks.
How can this vulnerability impact me? :
This vulnerability can allow unauthenticated attackers to perform SSRF attacks, potentially enabling them to access internal or external resources that should be protected. This can lead to information disclosure or unauthorized interactions with internal systems, impacting the confidentiality and integrity of your environment.