CVE-2026-9156: Tanium addressed a denial of service vulnerability in Tanium Server.
Published May 27, 2026
·Updated
Tanium addressed a denial of service vulnerability in Tanium Server.
Affected Software
4 affected components
Tanium Tanium Server
Tanium Server>=7.6.4.0<7.6.4.2190
Tanium Server>=7.7.3.0<7.7.3.8274
Tanium Server>=7.8.2.0<7.8.2.1176
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Apply the vendor-supplied patch/update released by Tanium for Tanium Server to address the denial of service vulnerability; contact Tanium support or your vendor representative to obtain and deploy the fix.
Event History
May 27, 2026
CVE Published
via MITRE·01:19 AM
Data Sourced
via MITRE·01:19 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:16 AM
DescriptionSeverityWeaknessAffected Software
Jun 29, 58424
Event
via FIRST·10:27 AM
Frequently Asked Questions
1
What is the severity of CVE-2026-9156?
CVE-2026-9156 has a medium severity score of 6.5.
2
How do I fix CVE-2026-9156?
To mitigate CVE-2026-9156, ensure that you update your Tanium Server to the latest version provided by Tanium.
3
What type of vulnerability is CVE-2026-9156?
CVE-2026-9156 is classified as a denial of service vulnerability.
4
Which software is affected by CVE-2026-9156?
CVE-2026-9156 affects Tanium Server software.
5
When was CVE-2026-9156 published?
CVE-2026-9156 was published on May 27, 2026.