Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-14373— Nomad Docker driver Linux host namespace bypass

Quick assessment

Affected
HashiCorp Nomad
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.

HashiCorp nomad是美国HashiCorp公司开源的一个集群管理与调度工具。 HashiCorp Nomad存在授权问题漏洞，该漏洞源于未对Docker任务驱动的主机命名空间模式选项强制执行allow_privileged限制，可能导致经过身份验证的作业提交者在主机命名空间中运行容器并访问属于主机或同一客户端上其他工作负载的信息。以下版本受到影响：Nomad 2.0.4之前版本、Nomad Enterprise 2.0.4之前版本、1.11.8之前版本和1.10.14之前版本。

CVSS 7.7 · High EPSS 0.34% · P25

Affected Version Matrix 2

VendorProduct Version RangeStatus
HashiCorp Nomad 0.4.1< 2.0.4 affected
HashiCorp Nomad Enterprise 0.4.1< 2.0.4 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-14373

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Nomad Docker driver Linux host namespace bypass
Source: CVE Program / CVE List V5
Vulnerability Description
HashiCorp Nomad and Nomad Enterprise did not enforce the allow_privileged restriction for the Docker task driver's host namespace mode options. This may allow an authenticated job submitter to run a container in a host namespace and access information belonging to the host or to other workloads on the same client. This vulnerability, CVE-2026-14373, is fixed in Nomad Community Edition 2.0.4 and Nomad Enterprise 2.0.4, 1.11.8, and 1.10.14.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
HashiCorp Nomad 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HashiCorp nomad是美国HashiCorp公司开源的一个集群管理与调度工具。 HashiCorp Nomad存在授权问题漏洞，该漏洞源于未对Docker任务驱动的主机命名空间模式选项强制执行allow_privileged限制，可能导致经过身份验证的作业提交者在主机命名空间中运行容器并访问属于主机或同一客户端上其他工作负载的信息。以下版本受到影响：Nomad 2.0.4之前版本、Nomad Enterprise 2.0.4之前版本、1.11.8之前版本和1.10.14之前版本。
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
HashiCorp Nomad 0.4.1 ~ 2.0.4 -
HashiCorp Nomad Enterprise 0.4.1 ~ 2.0.4 -

II. Public POCs for CVE-2026-14373

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-14373

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-14373 (1)

Same Patch Batch · HashiCorp · 2026-07-08 · 5 CVEs total

CVE-2026-14891 8.7 HIGH Nomad vulnerable to sandbox escape in Docker task driver
CVE-2026-14362 4.9 MEDIUM Denial of service via crafted push/pull gossip message in memberlist
CVE-2026-14361 4.7 MEDIUM Consul-template is vulnerable to path redirection in writeToFile through symlink attack
CVE-2026-14896 4.2 MEDIUM Nomad vulnerable to cross-namespace host volume claim deletion

IV. Related Vulnerabilities

Same product: Nomad
Same vendor: HashiCorp
Same weakness: CWE-862

V. Comments for CVE-2026-14373

No comments yet

Leave a comment