RCE in Tanium Connect

CVE-2026-9208

Tanium addressed an unauthorized code execution vulnerability in Connect.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (24.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tanium Connect — versions 5.26, 5.29, 5.37

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

3938794e-25f5-4123-a1ba-5cbd7f104512 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-9208?: CVE-2026-9208 is a high-severity vulnerability in Tanium Connect, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-05-27.
How severe is CVE-2026-9208?: High severity. CVSS v3 base score is 8.8 out of 10.