Improper Input Validation in Tanium Appliance by Tanium
CVE-2025-15321

2.7LOW

Key Information:

Vendor

Tanium

Status
Tanium Appliance
Vendor
CVE Published:
5 February 2026

What is CVE-2025-15321?

An improper input validation vulnerability affects the Tanium Appliance, potentially allowing attackers to exploit the system through malformed input. This vulnerability emphasizes the importance of rigorous input validation in preventing unauthorized access and maintaining system integrity.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Tanium Appliance 1.8.3.0 < 1.8.3.0196

Tanium Appliance 1.8.5.0 < 1.8.5.0199

Tanium Appliance 1.8.5.0 < 1.8.5.0227

References

https://security.tanium.com/TAN-2025-024

CVSS V3.1

Score:
2.7
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Filip Waeytens
Frank Lycops
Jean-Michel Huguet
Jorge Escabias
Justin Hocquel from NCIA/NCSC
JSON
.