---
id: CVE-2026-67165
title: >-
  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
summary: >-
  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 all…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T16:17:14.080'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-67165'
references:
  - url: >-
      https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134059
    label: psirt@hcl.com
tags:
  - nvd
epss: 0.00152
epssPercentile: 0.03838
ingestedAt: '2026-10-13T08:19:03.894Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.