CVE-2026-1356
Server-Side Request Forgery in WordPress Image Converter Plugin
Publication date: 2026-02-12
Last updated on: 2026-02-12
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wordpress | webp_converter_for_media | to 6.5.1 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress has a Server-Side Request Forgery (SSRF) vulnerability in all versions up to and including 6.5.1. This vulnerability exists in the PassthruLoader::load_image_source function.
SSRF allows unauthenticated attackers to make web requests to arbitrary locations from the web application itself.
This means attackers can potentially query and modify information from internal services that are normally not accessible externally.
How can this vulnerability impact me? :
This vulnerability can allow attackers to make unauthorized requests from your web server to internal or external systems.
Such unauthorized requests can lead to information disclosure or modification of internal services that are not intended to be exposed.
Because the attacker does not need to be authenticated, this increases the risk of exploitation.
The CVSS score of 4.8 indicates a medium severity impact with potential confidentiality and integrity loss but no impact on availability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should update the Converter for Media – Optimize images | Convert WebP & AVIF plugin for WordPress to version 6.5.2 or later, as this version includes a comprehensive update addressing the issue.