Cross-Site Scripting Flaw in Extreme Networks' ExtremeControl
CVE-2025-6235

5.3MEDIUM

Key Information:

Vendor

Extreme Networks

Status
Extremecontrol
Vendor
CVE Published:
21 July 2025

What is CVE-2025-6235?

A cross-site scripting vulnerability has been identified in the login interface of ExtremeControl prior to version 25.5.12. This vulnerability arises from inadequate validation of user inputs within HTML attributes, allowing attackers to inject malicious script code. If successfully exploited, the attack could execute scripts in a user's browser, potentially compromising sensitive user data and enabling unauthorized actions in the browser context.

Affected Version(s)

ExtremeControl 25.2.12 < 25.5.11

References

https://extreme-networks.my.site.com/

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-6235 : Cross-Site Scripting Flaw in Extreme Networks' ExtremeControl