CVE-2026-9156— Tanium addressed a denial of service vulnerability in Tanium Server.
Quick assessment
Affected
Tanium Tanium Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Tanium Server是美国Tanium公司的一个安全管理平台。 Tanium Server存在安全漏洞，该漏洞源于拒绝服务漏洞。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Tanium | Tanium Server | 7.6.4.0< 7.6.4.2190 |
affected |
7.7.3.0< 7.7.3.8274 |
affected | ||
7.8.2.0< 7.8.2.1176 |
affected |
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I. Basic Information for CVE-2026-9156
Vulnerability Information
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Vulnerability Title
Tanium addressed a denial of service vulnerability in Tanium Server.
Source: CVE Program / CVE List V5
Vulnerability Description
Tanium addressed a denial of service vulnerability in Tanium Server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对已超过有效生命周期的资源丧失索引
Source: CVE Program / CVE List V5
Vulnerability Title
Tanium Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tanium Server是美国Tanium公司的一个安全管理平台。 Tanium Server存在安全漏洞，该漏洞源于拒绝服务漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Tanium | Tanium Server | 7.6.4.0 ~ 7.6.4.2190 | - |
|
II. Public POCs for CVE-2026-9156
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-9156 (1)
Same Patch Batch · Tanium · 2026-05-27 · 3 CVEs total
| CVE-2026-9207 | 8.8 HIGH | Tanium addressed an unauthorized code execution vulnerability in Connect. |
| CVE-2026-9208 | 8.8 HIGH | Tanium addressed an unauthorized code execution vulnerability in Connect. |
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V. Comments for CVE-2026-9156
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