---
id: "CVE-2026-108329"
kind: "vulnerability"
aliases: ["CVE-2026-108329"]
title: "Tanium Threat Response: unauthorized code execution flaw, patched by vendor"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "other"
products: [{"name": "Threat Response", "fixed": ["4.9.476", "4.12.349", "4.17.327"], "affected": ">= 4.9, < 4.9.476; >= 4.12, < 4.12.349; >= 4.17, < 4.17.327", "ecosystem": "vendor"}]
ecosystems: []
tags: ["command-injection", "endpoint-security", "macos", "other", "self-hosted", "tanium", "threat-response"]
not_affected_if: ["no-mac-endpoints"]
published_at: "2026-10-27T18:17:33+00:00"
first_seen_at: "2026-10-27T18:32:59+00:00"
updated_at: "2026-10-27T18:36:36+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-108329", "first_seen_at": "2026-10-27T18:32:59+00:00"}, {"source": "analyst", "url": null, "first_seen_at": "2026-10-27T18:36:36+00:00"}]
---

# Tanium Threat Response: unauthorized code execution flaw, patched by vendor

Command injection (CWE-77) in Tanium Threat Response: an authenticated Tanium user with the Read Sensor permission can run unauthorized code on endpoints running the Mac Downloaded Files sensor. CVSS 8.8. Fixed in 4.9.476, 4.12.349, 4.17.327. No workaround.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Threat Response affected >= 4.9, < 4.9.476; >= 4.12, < 4.12.349; >= 4.17, < 4.17.327 fixed 4.9.476, 4.12.349, 4.17.327

## How to check

In the Tanium console, check the installed Threat Response version: affected if 4.9 < 4.9.476, 4.12 < 4.12.349 or 4.17 < 4.17.327. Also check whether the Mac Downloaded Files sensor is used on macOS endpoints and who holds Read Sensor.

## Fix

Update Threat Response to Update 26 (4.9.476), Update 16 (4.12.349) or Update 9 (4.17.327), or later. Vendor lists no workarounds.

## Timeline

- 2026-10-27T18:32:59+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-108329
- 2026-10-27T18:36:36+00:00 analyst — Read Tanium TAN-2026-064 (primary) and NVD; no exploitation or PoC checked beyond advisory; no social search (low profile).

## Documents

- [advisory] TAN-2026-064 Tanium Threat Response https://security.tanium.com/TAN-2026-064
- [mentions] NVD CVE-2026-108329 https://nvd.nist.gov/vuln/detail/CVE-2026-108329

## From the sources

Tanium addressed an unauthorized code execution vulnerability in Threat Response.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_