CVE-2026-9156

MEDIUM
Published May 27, 2026 Modified May 29, 2026 CWE-772

Description

Tanium addressed a denial of service vulnerability in Tanium Server.

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CVSS v3.1 Score

6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0024
Probability of exploitation
0.14%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-772 CWE-772

Affected Products

Vendor Product
tanium server
tanium server
tanium server

References

Frequently Asked Questions

What is CVE-2026-9156? +
Tanium addressed a denial of service vulnerability in Tanium Server. It has a CVSS v3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2026-9156? +
CVE-2026-9156 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0024, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2026-9156? +
CVE-2026-9156 affects products from tanium, specifically: server. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2026-9156? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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