{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84661", "assignerOrgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "state": "PUBLISHED", "assignerShortName": "jenkins", "dateReserved": "2026-09-01T21:55:27.034Z", "datePublished": "2026-09-02T15:40:49.045Z", "dateUpdated": "2026-09-02T17:07:54.081Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "shortName": "jenkins", "dateUpdated": "2026-09-02T15:40:49.045Z"}, "affected": [{"vendor": "Jenkins Project", "product": "Jenkins Pipeline: Build Step Plugin", "versions": [{"version": "0", "versionType": "maven", "lessThanOrEqual": "599.v4b_67ea_11b_152", "status": "affected"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "A missing permission check in Jenkins Pipeline: Build Step Plugin 599.v4b_67ea_11b_152 and earlier causes downstream builds awaited by the `waitForBuild` step when the `propagateAbort` parameter is used to be canceled even when the build's authentication lacks Item/Cancel permission on the downstream job."}], "references": [{"name": "Jenkins Security Advisory 2026-09-02", "url": "https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3870", "tags": ["vendor-advisory"]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-862", "lang": "en", "description": "CWE-862 Missing Authorization"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-02T17:07:51.042794Z", "id": "CVE-2026-84661", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-02T17:07:54.081Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,599.v4b_67ea_11b_152]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "product": "jenkins_pipeline_build_step_plugin", "vendor": "jenkins_project"}], "created": "2026-09-03T11:15:03.305727+00:00", "title": "Missing Permission Check Allows Unauthorized Cancellation of Downstream Builds in Jenkins Pipeline Build Step Plugin", "updated": "2026-09-03T16:27:08.310131+00:00", "vendors": ["jenkins_project", "jenkins_project$PRODUCT$jenkins_pipeline_build_step_plugin"]}