{"id":"CVE-2026-7309","aliases":["EUVD-2026-26043","GHSA-rgq5-8c8j-9wq5"],"status":"published","title":"Openshift-controller-manager: openshift container platform: information disclosure via environment variable injection","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.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00179,"percentile":0.07559,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426"],"published":"2026-04-28T12:33:55Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"red hat","product":"red hat openshift container platform 4"},{"vendor":"redhat","product":"openshift_container_platform"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-7309","tags":["vdb-entry","x_refsource_REDHAT","Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2463451","tags":["issue-tracking","x_refsource_REDHAT","Issue Tracking","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-7309"},{"url":"https://github.com/advisories/GHSA-rgq5-8c8j-9wq5"}],"sources":{"cve":[{"id":"CVE-2026-7309","title":"Openshift-controller-manager: openshift container platform: information disclosure via environment variable injection","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.","status":"published","published":"2026-04-28T12:33:55.925Z","modified":"2026-04-28T13:32:18.056Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:20:06.216584Z"}],"euvd":[{"id":"EUVD-2026-26043","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.","status":"published","published":"2026-04-28T12:33:55Z","modified":"2026-04-28T13:32:18Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:16.972131Z"}],"ghsa":[{"id":"GHSA-rgq5-8c8j-9wq5","title":"A flaw was found in the OpenShift Container Platform build system. A user with the `edit`...","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.","status":"published","published":"2026-04-28T15:30:50Z","modified":"2026-04-28T15:30:58Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T15:07:40.70295Z"}],"nvd":[{"id":"CVE-2026-7309","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.","status":"published","published":"2026-04-28T13:19:24.847Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:12:16.252509Z"}]}}