CVE-2025-15311CWE-150

Tanium addressed an unauthorized code execution vulnerability in Tanium Appliance.

High · published February 5, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
6.8
In the wild
Unconfirmed
What it is

⚡ An unauthorized code execution vulnerability in Tanium Appliance poses a significant risk — all it takes is a sneaky command to potentially wreak havoc! 🔥 Think of this like an unguarded backdoor into a secure facility. An intruder doesn’t need a key to enter; they just have to slip through the gap and start taking over. An attacker could exploit this vulnerability to run arbitrary code on your Tanium Appliance, potentially gaining full control over the system. This could lead to unauthorized access to sensitive data, disruption of services, or even a complete system takeover, making it a serious threat to your operational integrity.

Put simply

Think of this like an unguarded backdoor into a secure facility. An intruder doesn’t need a key to enter; they just have to slip through the gap and start taking over. The flaw enables unauthorized code execution by allowing attackers to send crafted requests to the Tanium Appliance, leading to the execution of malicious commands without proper authentication.

What to do

An attacker could exploit this vulnerability to run arbitrary code on your Tanium Appliance, potentially gaining full control over the system. This could lead to unauthorized access to sensitive data, disruption of services, or even a complete system takeover, making it a serious threat to your operational integrity. Patch the Tanium Appliance immediately to the latest version provided by Tanium. Review and harden your access controls to ensure only authorized users can interact with the system. Additionally, monitor logs for any unusual activity that may indicate attempted exploitation. You've got this! Taking these steps will help secure your system and earn you major security hero points! 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00176 · 6.8th percentile
Weakness
CWE-150 · Improper Neutralization of Escape, Meta, or Control Sequences
Published
2026-02-05T18:26Z
EPSS history
Timeline
  • 05 FEB 18:26Z
    Tanium addressed an unauthorized code execution vulnerability in Tanium Appliance.
    cvelistv5