Vulnerability · Published Feb 5, 2026 · Assigned by Tanium
CVE-2025-15321Tanium addressed an improper input validation vulnerability in Tanium Appliance.
Low 2.7
In plain English
A low-severity security flaw in Tanium Appliance from Tanium. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Severity (CVSS 3.1)2.7Low
Exploit odds (30 days)0.3%top 80.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Tanium addressed an improper input validation vulnerability in Tanium Appliance.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Tanium | Tanium Appliance | 1.8.3.0 – before 1.8.3.01961.8.5.0 – before 1.8.5.01991.8.5.0 – before 1.8.5.0227 |
Weakness: CWE-426 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N