ExtremeControl (NAC) ‘onmouseover’ XSS_CVE-2025-6235

5.3 / 10

MEDIUM

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

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.

Basic Information

ID CVE-2025-6235

Source ExtremeNetworks

Published Jul 21, 2025 at 14:07

Modified Jul 21, 2025 at 20:03

Affected Product

Vendor Extreme Networks

Product ExtremeControl

Version 25.2.12

Affected Versions Extreme Networks ExtremeControl 25.2.12

CWE Classification

CWE-79

References

extreme-networks.my.site.com /ExtrArticleDetail

{
    "lastseen": "",
    "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.",
    "published": "2025-07-21T14:07:41.882Z",
    "modified": "2025-07-21T20:03:49.151Z",
    "type": "cve",
    "title": "ExtremeControl (NAC) 'onmouseover' XSS",
    "source": "ExtremeNetworks",
    "references": "https://extreme-networks.my.site.com/ExtrArticleDetail?an=000128019",
    "id": "CVE-2025-6235",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79"
    ],
    "cvelist": null,
    "sourceData": "Extreme Networks ExtremeControl 25.2.12",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "vector": "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",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "ExtremeControl",
    "version": "25.2.12",
    "vendor": "Extreme Networks",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}