# CVE-2026-116665: Tanium Discover information disclosure via asset permission bypass

Source: https://junglewise.ai/threats/cve-2026-116665-tanium-addressed-an-information-disclosure-vulnerability-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-03. Updated: 2026-11-03  
License: CC BY 4.0 with a link back

CVE-2026-116665 · Severity: medium · CVSS 4.3 · Published 2026-11-03

Tanium Discover is an asset discovery and inventory tool used to identify and manage IT infrastructure. An authenticated user with limited permissions can access interface data they should not be authorized to view, potentially exposing sensitive network configuration details.

Technologies: [Tanium Discover](https://junglewise.ai/threats/technologies/discover). Vendors: [Tanium](https://junglewise.ai/threats/vendors/tanium).

## Quick answers

**Is CVE-2026-116665 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-116665 being exploited in the wild.

**How severe is CVE-2026-116665?** Medium severity, with a CVSS score of 4.3, published 3 November 2026.

**Which products and versions are affected?** Tanium Discover 4.10.0-4.10.204 (2025H1), 4.15.0-4.15.218 (2025H2), 4.19.0-4.19.137 (2026H1).

**Is there a fix for CVE-2026-116665?** Yes: fixed in Discover 4.10.204 (2025H1 Update 26), 4.15.218 (2025H2 Update 16), 4.19.137 (2026H1 Update 9). Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-116665 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-116665?** Check whether you run Tanium Discover at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in Discover 4.10.204 (2025H1 Update 26), 4.15.218 (2025H2 Update 16), 4.19.137 (2026H1 Update 9)

## Technical details

An information disclosure vulnerability in Tanium Discover allows an authenticated user holding the Discover Asset read permission to gain unauthorized read-only access to Interface data. The vulnerability requires network access and valid credentials, affecting versions 4.10.0–4.10.204 (2025H1), 4.15.0–4.15.218 (2025H2), and 4.19.0–4.19.137 (2026H1). Fixes are available in the specified update versions.

## Affected products

- Tanium Discover 4.10.0-4.10.204 (2025H1), 4.15.0-4.15.218 (2025H2), 4.19.0-4.19.137 (2026H1)

## Timeline

- 2026-11-03: disclosed

## References

- [https://security.tanium.com/TAN-2026-094](https://security.tanium.com/TAN-2026-094)

## Related threats

- [Tanium Discover improper access controls](https://junglewise.ai/threats/cve-2026-116669-tanium-addressed-an-improper-access-controls-vulnerability-in)
- [Tanium Discover uncontrolled resource consumption](https://junglewise.ai/threats/cve-2026-116668-tanium-addressed-an-uncontrolled-resource-consumption)
- [Tanium Discover improper access control](https://junglewise.ai/threats/cve-2026-116667-tanium-addressed-an-improper-access-controls-vulnerability-in)
- [Tanium Discover information disclosure](https://junglewise.ai/threats/cve-2026-116666-tanium-addressed-an-information-disclosure-vulnerability-in)
- [Tanium Discover formula injection in CSV export](https://junglewise.ai/threats/cve-2026-116648-tanium-addressed-an-improper-output-sanitization-vulnerability)