liufee FeehiCMS up to 2.1.1 UEditor Uploader.php catchImage source[] server-side request forgery

Summaryinfo

A vulnerability was found in liufee FeehiCMS up to 2.1.1. It has been classified as problematic. This impacts the function catchImage of the file backend/widgets/ueditor/Uploader.php of the component UEditor. This manipulation of the argument source[] causes server-side request forgery. This vulnerability is tracked as CVE-2026-86240. The attack is possible to be carried out remotely. Moreover, an exploit is present. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability has been found in liufee FeehiCMS up to 2.1.1 and classified as problematic. Affected by this vulnerability is the function catchImage of the file backend/widgets/ueditor/Uploader.php of the component UEditor. The manipulation of the argument source[] with an unknown input leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-86240. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:backend/widgets/ueditor/Uploader.php it is possible to find vulnerable targets with Google Hacking.

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

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Productinfo

Type

• Content Management System

Vendor

• liufee

Name

• FeehiCMS

Version

• 2.1.0
• 2.1.1

CPE 2.3info

• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒

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Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Accepted

• Submit #901834: liufee feehi cms 2.1.1 SSRF (by lyang)

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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