Vulnerability · Published Oct 27, 2026 · Assigned by Tanium
CVE-2026-108309Tanium addressed an uncontrolled resource consumption vulnerability in Performance Client Extension.
Medium 5.5
In plain English
A medium-severity resource allocation without limits in Endpoint Configuration Toolset Solution from Tanium. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 98.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Tanium addressed an uncontrolled resource consumption vulnerability in Performance Client Extension.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Tanium | Endpoint Configuration Toolset Solution | 1.51 – before 1.51.601.59 – before 1.59.501.71 – before 1.71.25 |
| Tanium | performance-cx | 2.7.648 – before 2.7.6482.8.2110 – before 2.8.21102.9.1165 – before 2.9.11652.11.1312 – before 2.11.13122.13.1010 – before 2.13.10102.14.56 – before 2.14.56 |
Weakness: CWE-770 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H