CVE-2025-6235— ExtremeControl (NAC) 'onmouseover' XSS
Quick assessment
Affected
Extreme Networks ExtremeControl
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Extreme Networks ExtremeControl是美国Extreme Networks公司的一款网络接入控制软件。 Extreme Networks ExtremeControl 25.5.12之前版本存在安全漏洞，该漏洞源于登录界面存在跨站脚本，可能导致用户数据泄露或未授权操作。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by Compromise
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I. Basic Information for CVE-2025-6235
Vulnerability Information
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Vulnerability Title
ExtremeControl (NAC) 'onmouseover' XSS
Source: CVE Program / CVE List V5
Vulnerability Description
In ExtremeControl before 25.5.12, a cross-site scripting (XSS) vulnerability was discovered in a login interface of the affected application. The issue stems from improper handling of user-supplied input within HTML attributes, allowing an attacker to inject script code that may execute in a user's browser under specific interaction conditions. Successful exploitation could lead to exposure of user data or unauthorized actions within the browser context.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Extreme Networks ExtremeControl 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Extreme Networks ExtremeControl是美国Extreme Networks公司的一款网络接入控制软件。 Extreme Networks ExtremeControl 25.5.12之前版本存在安全漏洞，该漏洞源于登录界面存在跨站脚本，可能导致用户数据泄露或未授权操作。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Extreme Networks | ExtremeControl | 25.2.12 ~ 25.5.11 | - |
|
II. Public POCs for CVE-2025-6235
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2025-6235
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