POC详情: 37cc7e999a5f11262692ffe34a8d7681ffe85716

来源
关联漏洞
标题: Live Helper Chat 安全漏洞 (CVE-2025-51403)
描述:Live Helper Chat是个人开发者(Live Helper Chat)的一款开源的支持在线聊天的插件。为web平台提供聊天功能。 Live Helper Chat v4.60版本存在安全漏洞,该漏洞源于对department assignment编辑模块中Alias Nick参数输入验证不足,可能导致存储型跨站脚本攻击。
描述
LiveHelperChat <=4.61 - Stored Cross Site Scripting (XSS) via Department Assignment Alias Nick Field
介绍
# Exploit Title: LiveHelperChat <=4.61 - Stored Cross Site Scripting (XSS) via Department Assignment Alias Nick Field
# Date: 09/06/2025
# Exploit Author: Manojkumar J (TheWhiteEvil)
# Linkedin: https://www.linkedin.com/in/manojkumar-j-7ba35b202/
# Vendor Homepage: https://github.com/LiveHelperChat/livehelperchat/
# Software Link:
https://github.com/LiveHelperChat/livehelperchat/
# Version: <=4.61
# Patched Version: 4.61
# Category: Web Application
# Tested on: Mac OS Sequoia 15.5, Firefox
# CVE : CVE-2025-51403
# Exploit link: https://github.com/Thewhiteevil/CVE-2025-51403
# Reference: https://livehelperchat.com/4.61v-security-fixes-724a.html
https://github.com/LiveHelperChat/livehelperchat/pull/2228/commits/2056503ad96e04467ec9af8d827109b9b9b46223
 
A low-privileged user/operator injects a malicious JavaScript payload into the Department Assignment "Alias Nick" field while assigning or editing department access. When a higher-privileged user (e.g., admin or operator) edits the department assignment "Alias Nick" field, the stored script is executed in their browser context.

## Reproduction Steps:

1. Log in as an operator.
2. Navigate to your Department Assignment settings page.
3. In the "Alias Nick" field, enter the following payload:
 
   ``` "><img src="x" onerror="prompt(1);">```

4. Save the changes.
5. Revist the Department Assignment settings page and edit the Alias Nick field, the cross site scripting (xss) will execute.

<img width="1361" height="713" alt="image" src="https://github.com/user-attachments/assets/7041756e-fde2-41eb-85ec-d78e539637df" />
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