---
id: CVE-2026-108307
title: Tanium addressed a heap-based buffer overflow vulnerability in Index.
summary: Tanium addressed a heap-based buffer overflow vulnerability in Index.
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-122
vendor: Tanium
product: Endpoint Configuration Toolset Solution
affected:
  - endpoint_configuration_toolset_solution >= 1.51 < 1.51.60
  - endpoint_configuration_toolset_solution >= 1.59 < 1.59.50
  - endpoint_configuration_toolset_solution >= 1.71 < 1.71.25
  - index-cx >= 3.9.520 < 3.9.520
  - index-cx >= 3.11.443 < 3.11.443
  - index-cx >= 3.14.921 < 3.14.921
  - index-cx >= 3.14.917 < 3.14.917
  - index-cx >= 3.15.2420 < 3.15.2420
  - index-cx >= 3.16.984 < 3.16.984
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T17:33:55.273Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-108307'
references:
  - url: 'https://security.tanium.com/TAN-2026-057'
    label: TAN-2026-057
tags:
  - cve.org
ingestedAt: '2026-10-27T17:54:31.827Z'
---

## Overview

Tanium addressed a heap-based buffer overflow vulnerability in Index.

## Affected

- `endpoint_configuration_toolset_solution >= 1.51 < 1.51.60`
- `endpoint_configuration_toolset_solution >= 1.59 < 1.59.50`
- `endpoint_configuration_toolset_solution >= 1.71 < 1.71.25`
- `index-cx >= 3.9.520 < 3.9.520`
- `index-cx >= 3.11.443 < 3.11.443`
- `index-cx >= 3.14.921 < 3.14.921`
- `index-cx >= 3.14.917 < 3.14.917`
- `index-cx >= 3.15.2420 < 3.15.2420`
- `index-cx >= 3.16.984 < 3.16.984`

## Remediation

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