Tanium Server 7.6.2.x < 7.6.2.1327 / 7.6.4.x < 7.6.4.2160 / 7.7.3.x < 7.7.3.8231 Improper Access Controls (CVE-2025-15322)

medium Nessus Plugin ID 298224

Synopsis

The remote host is affected by an improper access controls vulnerability.

Description

The version of Tanium Server installed on the remote host is 7.6.2.x prior to 7.6.2.1327, 7.6.4.x prior to 7.6.4.2160, or 7.7.3.x prior to 7.7.3.8231. It is, therefore, affected by an improper access controls vulnerability as referenced in the TAN-2025-028 advisory.

- Tanium addressed an improper access controls vulnerability in Tanium Server. (CVE-2025-15322)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Tanium Server version 7.6.2.1327, 7.6.4.2160, 7.7.3.8231, or later.

See Also

https://security.tanium.com/TAN-2025-028

Plugin Details

Severity: Medium

ID: 298224

File Name: tanium_server_tan-2025-028.nasl

Version: 1.1

Type: local

Agent: windows

Family: Windows

Published: 2/6/2026

Updated: 2/6/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Medium

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N

CVSS Score Source: CVE-2025-15322

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Vulnerability Information

CPE: cpe:/a:tanium:tanium_server

Required KB Items: installed_sw/Tanium Server

Patch Publication Date: 1/30/2026

Vulnerability Publication Date: 1/30/2026

Reference Information

CVE: CVE-2025-15322

IAVB: 2026-B-0031