{ "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": "2026-09-02T15:53:01.909Z" }, "containers": { "cna": { "title": "Mce-operator-bundle: all github actions pinned by mutable tag, not commit sha", "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-1357", "description": "Reliance on Insufficiently Trustworthy Component", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-1357: Reliance on Insufficiently Trustworthy Component", "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": "2026-09-02T15:53:01.909Z" }, "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" } } ] } }