{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-75569","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2026-08-19T18:59:18.098Z","datePublished":"2026-08-19T20:47:45.877Z","dateUpdated":"2026-08-26T04:17:14.073Z"},"containers":{"cna":{"title":"Mce-operator-bundle: mce-operator-bundle: bundle-generation business logic fetched from mutable stolostron/release@master","metrics":[{"other":{"content":{"value":"Important","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"format":"CVSS"}],"descriptions":[{"lang":"en","value":"A flaw was found in mce-operator-bundle. The build process fetches and executes scripts from a remote repository without performing integrity checks, such as commit pinning or signature verification. This allows a malicious actor with write access to the remote repository to inject and execute arbitrary code during the build. The consequence is a compromised build process, potentially leading to the distribution of malicious software."}],"affected":[{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.10","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787263075","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.10::el9"]},{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.11","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787321579","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.11::el9"]},{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.17","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787083639","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.17::el9"]},{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.6","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787317415","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.6::el9"]},{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.8","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787318262","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.8::el9"]},{"vendor":"Red Hat","product":"multicluster engine for Kubernetes 2.9","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"multicluster-engine/mce-operator-bundle","defaultStatus":"affected","versions":[{"version":"1787287150","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:multicluster_engine:2.9::el9"]}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:59634","name":"RHSA-2026:59634","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:59636","name":"RHSA-2026:59636","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:59637","name":"RHSA-2026:59637","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:59638","name":"RHSA-2026:59638","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:59642","name":"RHSA-2026:59642","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2026:59643","name":"RHSA-2026:59643","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-75569","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2519849","name":"RHBZ#2519849","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2026-08-19T19:37:55.122Z","problemTypes":[{"descriptions":[{"cweId":"CWE-829","description":"Inclusion of Functionality from Untrusted Control Sphere","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-829: Inclusion of Functionality from Untrusted Control Sphere","workarounds":[{"lang":"en","value":"The vulnerability resides within the build process of `mce-operator-bundle`, specifically concerning the fetching of build logic from a mutable source without integrity verification. As this issue pertains to the build-time integrity of the software, there are no direct runtime configuration or operational controls available for users to mitigate this vulnerability in deployed Red Hat products."}],"timeline":[{"lang":"en","time":"2026-07-27T21:15:58.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-08-19T19:37:55.122Z","value":"Made public."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2026-08-26T04:17:14.073Z"},"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-20T14:00:29.833872Z","id":"CVE-2026-75569","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-20T14:00:43.725Z"}}]}}