CVE-2026-67165
Received Received - Intake

Cross-Site Scripting in HCL Connections

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: HCL Software

Description
HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user which leads to executing malicious script code. This may allow the attacker steal cookie-based authentication credentials and comprise user's account then launch other attacks.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-67165
EUVD
EUVD-2026-98341

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
HCLSoftware Connections 7.0, 8.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

HCL Connections is vulnerable to a cross-site scripting attack. An attacker can inject malicious script code into a user's browser session. This allows them to steal cookie-based authentication credentials and potentially take over the user's account.

Detection Guidance

Detection involves checking for unusual script execution or input validation failures in HCL Connections. Review server logs for suspicious requests containing script tags or event handlers. Use tools like Burp Suite or OWASP ZAP to scan for reflected or stored XSS vulnerabilities in the application. Ensure input sanitization is properly implemented.

Impact Analysis

This vulnerability may allow an attacker to steal your session cookies and hijack your account. They could then perform actions on your behalf, access sensitive data, or launch further attacks against you or others in your network.

Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA due to the risk of unauthorized access to user accounts and sensitive data through cross-site scripting. Attackers may steal authentication credentials, leading to data breaches that violate privacy and security requirements under these regulations.

Mitigation Strategies

Apply the security update provided by HCL Connections as soon as possible. Monitor HCL support channels for patches and follow their guidance to address the cross-site scripting vulnerability.

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