CVE-2025-28168: multiple file File Upload RCE (CVSS 6.4)

Description

The Multiple File Upload add-on component 3.1.0 for OutSystems is vulnerable to Unrestricted File Upload. This occurs because file extension and size validations are enforced solely on the client side. An attacker can intercept the upload request and modify a parameter to bypass extension restrictions and upload arbitrary files. NOTE: this is a third-party component that is not supplied or supported by OutSystems.

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CVSS v3.1 Score

6.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-602 CWE-602

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
multiple_file_upload_project	multiple_file_upload	All

References

Other References

https://gist.github.com/IamLeandrooooo/01090be3023f5e7c7397bb9b1f5505b9 https://www.outsystems.com/forge/component-overview/200/multiple-file-upload-o11

Frequently Asked Questions

What is CVE-2025-28168? +

The Multiple File Upload add-on component 3.1.0 for OutSystems is vulnerable to Unrestricted File Upload. This occurs because file extension and size validations are enforced solely on the client side. An attacker can intercept the upload request and modify a parameter to bypass extension restrictions and upload arbitrary files. NOTE: this is a third-party component that is not supplied or supported by OutSystems. It has a CVSS v3.1 base score of 6.4 (MEDIUM).

How severe is CVE-2025-28168? +

CVE-2025-28168 has a CVSS v3.1 score of 6.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-28168? +

CVE-2025-28168 affects products from multiple_file_upload_project, specifically: multiple_file_upload. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-28168? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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