---
title: "CVE-2026-67105: HCL BigFix Service Management - Insecure Communication"
description: "HCL BigFix Service Management contains an insecure communication vulnerability caused by unencrypted HTTP traffic between backend services, letting attackers with internal network access intercept sensitive data and perform man-in-the-middle attacks, exploit requires internal network access."
url: https://panop.io/threat-heartbeat/CVE-2026-67105/
---

# CVE-2026-67105 HCL BigFix Service Management - Insecure Communication

HCL BigFix Service Management contains an insecure communication vulnerability caused by unencrypted HTTP traffic between backend services, letting attackers with internal network access intercept sensitive data and perform man-in-the-middle attacks, exploit requires internal network access.

CVSS base score 7.4 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.15% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-67105)

## Details

Type

Insecure Communication

Impact

Information Disclosure, Man In The Middle

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Published

1 October 2026

Updated

15 October 2026

Weakness

[CWE-319](https://cwe.mitre.org/data/definitions/319.html)

## Vendor fix

Update to the latest version with secure communication or configure backend services to use encrypted protocols.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-67105](https://nvd.nist.gov/vuln/detail/CVE-2026-67105)
- [https://support.hcl-software.com/csm?id=kb\_article&sysparm\_article=KB0134015](https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134015)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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