# CVE-2026-87076: Tanium Discover information disclosure

Source: https://junglewise.ai/threats/cve-2026-87076-tanium-discover-information-disclosure  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-16. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-87076 · Severity: medium · CVSS 6.5 · Published 2026-09-16

Tanium Discover is an IT asset management and discovery tool used by enterprises to track and manage infrastructure. An authenticated user with specific asset discovery permissions could read sensitive data they should not be able to access, potentially exposing confidential asset information to unauthorized parties within an organization.

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

## Quick answers

**Is CVE-2026-87076 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-87076 being exploited in the wild.

**How severe is CVE-2026-87076?** Medium severity, with a CVSS score of 6.5, published 16 September 2026.

**Which products and versions are affected?** Tanium Discover prior to v4.10.190 (2025H1), v4.15.198 (2025H2), and v4.19.114 (2026H1).

**Is there a fix for CVE-2026-87076?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-87076 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-87076?** 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.

## Technical details

This is an information disclosure vulnerability in Tanium Discover that allows authenticated users with the "Discover Asset Read" permission to access data beyond their authorization scope. The vulnerability requires authentication and the presence of specific permissions (AC:L indicates low attack complexity), but no user interaction is needed. An attacker with valid credentials and Asset Read permissions can gain unauthorized read-only access to restricted asset data. Patches are available across all affected release tracks: v4.10.190 and later (2025H1), v4.15.198 and later (2025H2), and v4.19.114 and later (2026H1).

## Affected products

- Tanium Discover prior to v4.10.190 (2025H1), v4.15.198 (2025H2), and v4.19.114 (2026H1)

## Timeline

- 2026-09-16: disclosed

## References

- [https://security.tanium.com/TAN-2026-024](https://security.tanium.com/TAN-2026-024)

## 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 information disclosure via asset permission bypass](https://junglewise.ai/threats/cve-2026-116665-tanium-addressed-an-information-disclosure-vulnerability-in)