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CVE-2026-87076: Exposure of Sensitive Information to an Unauthorized Actor in Tanium Discover

0
Medium
Published: 09/16/2026 (09/16/2026, 21:32:47 UTC)
Source: CVE Database V5
Vendor/Project: Tanium
Product: Discover

Description

Tanium addressed an information disclosure vulnerability in Discover.

CVSS v3.1

Score 6.5medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected software

Tanium

Discover

Affected versions
>=4.10 <4.10.190>=4.15 <4.15.198>=4.19 <4.19.114

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 20:02:18 UTC

Technical Analysis

This vulnerability in Tanium Discover involves exposure of sensitive information to unauthorized actors. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requiring low privileges, no user interaction, unchanged scope, and high confidentiality impact without integrity or availability impact. The affected versions are prior to 4.10.190, 4.15.198, and 4.19.114 respectively. Tanium has released fixes for these versions to remediate the issue.

Potential Impact

An unauthorized actor with low privileges can remotely exploit this vulnerability to gain access to sensitive information, potentially compromising confidentiality. There is no impact on integrity or availability.

Mitigation Recommendations

Apply the official patches by upgrading Tanium Discover to versions 4.10.190 or later, 4.15.198 or later, or 4.19.114 or later as appropriate. Since this is an on-premises product, administrators must manually update to the fixed versions to remediate the vulnerability.

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Technical Details

Data Version
5.2
Assigner Short Name
Tanium
Date Reserved
2026-09-08T19:20:27.480Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aaaf2ab55bf5e2cf5146034

Added to database: 09/16/2026, 19:48:59 UTC

Last enriched: 09/16/2026, 20:02:18 UTC

Last updated: 09/17/2026, 03:17:23 UTC

Views: 10

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