PT-2026-35719 · Red Hat · Red Hat Openshift Container Platform 4

Published 2026-04-28 · Updated 2026-04-28 · CVE-2026-7309

NVD

CVSS v3.1

4.3

Medium

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

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.

Fix

Untrusted Search Path

Weakness Enumeration

CWE-426

Related Identifiers

CVE-2026-7309

Affected Products

Red Hat Openshift Container Platform 4

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-7309 · Security Note
• https://bugzilla.redhat.com/show_bug.cgi?id=2463451 · Note
• https://access.redhat.com/security/cve/CVE-2026-7309 · Note