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I. Basic Information for CVE-2026-7309
Vulnerability Information

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Vulnerability Title
Openshift-controller-manager: openshift container platform: information disclosure via environment variable injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the OpenShift Container Platform build system. A user with the `edit` ClusterRole can inject arbitrary environment variables, such as `LD_PRELOAD` or `http_proxy`, into `docker-build` containers through the `buildconfigs/instantiate` API. This incomplete fix for a previous vulnerability allows for information disclosure, specifically impacting the confidentiality of build traffic.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不可信的搜索路径
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
Red HatRed Hat OpenShift Container Platform 4-cpe:/a:redhat:openshift:4
II. Public POCs for CVE-2026-7309
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III. Intelligence Information for CVE-2026-7309
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