Connect-CMS is a content management system. In versions on the 1.x series up to and including 1.41.0 and versions on the 2.x series up to and including 2.41.0, a Stored Cross-site Scripting (XSS) issue exists in the file field of the Form Plugin. Versions 1.41.1 and 2.41.1 contain a patch.

Affected: Packagist: opensource-workshop/connect-cms

# Security Advisory — Form Plugin (Stored XSS)

## Summary

A Stored Cross-site Scripting (XSS) issue exists in the file field of the Form Plugin.

## Affected Versions

- 1.x series: <= 1.41.0 - 2.x series: <= 2.41.0

## Patched Versions

- 1.41.1 - 2.41.1

## Description

In the file field of the Form Plugin, Stored Cross-site Scripting (XSS) could occur. If exploited, arbitrary script could run in an administrator's browser, which may lead to unauthorized actions or information theft. Users affected by this vulnerability should update to a fixed version.

## Solution

Update to the fixed version. For the 1.x series, update to 1.41.1 or later. For the 2.x series, update to 2.41.1 or later.

## Credits

OpenSource WorkShop thanks **Sho Odagiri** (小田切 祥) of **GMO Cybersecurity by Ierae, Inc.** for reporting this vulnerability.