CVE-2025-3840 - CVE House
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Status published Low CVE-2025-3840

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Vulnerability Description

An improper neutralization of input vulnerability was identified in the End of Life (EOL) OVA based connect installer component which is deployed for installation purposes in a customer network. This EOL component was deprecated in September 2023 with end of support extended till January 2024. An actor can manipulate the action parameter of the login form to inject malicious scripts which would lead to a XSS attack under certain conditions.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Achmea Security Assessment Team (SAT)

Affected Vendor

Affected Software

OVA based Connect
Vulnerable Versions:
AlmaLinux-8.x_SC2.0-Client-2.0, AlmaLinux-8.x_SC2.0-Client-3.0, CentOS-7.x_SC2.0-Client-2.0, CentOS-7.x_SC2.0-Client-3.0, RHEL-8.x_SC2.0-Client-2.0, RHEL-8.x_SC2.0-Client-3.0

Timeline

Official Publish: April 21st, 2025
Last Modified: April 21st, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)