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Vulnerabilities CVE-2026-7309

CVE-2026-7309

Medium
Open
TLP:CLEAR

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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.

Details

CVSS Score
4.3
EPSS Score
0.18%

7.7th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Confidence
90%
Published
Apr 28, 2026
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