{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-44939: Command injection through unsanitized YAML parameter in Rancher","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-44939","status":"final","version":"1","initial_release_date":"2026-06-19T12:13:39.936Z","current_release_date":"2026-06-19T12:13:39.936Z","revision_history":[{"date":"2026-06-19T12:13:39.936Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"A command injection vulnerability in the Rancher Manager cluster before 2.14.2 import endpoint  /v3/import/{token}_{clusterId}.yaml through unsanitized YAML parameters could allow remote attackers to break out of an image, and execute e.g. malicious containers.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-44939 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-44939"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-44939"},{"category":"external","summary":"github.com","url":"https://github.com/rancher/rancher/security/advisories/GHSA-mhc6-2gfq-xx62"}]},"product_tree":{"branches":[{"category":"vendor","name":"SUSE","branches":[{"category":"product_name","name":"Rancher","branches":[{"category":"product_version_range","name":">=2.14.0 <2.14.2","product":{"name":"SUSE Rancher >=2.14.0 <2.14.2","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.13.0 <2.13.6","product":{"name":"SUSE Rancher >=2.13.0 <2.13.6","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.12.0 <2.12.10","product":{"name":"SUSE Rancher >=2.12.0 <2.12.10","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.11.0 <2.11.14","product":{"name":"SUSE Rancher >=2.11.0 <2.11.14","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=2.10.0 <2.10.12","product":{"name":"SUSE Rancher >=2.10.0 <2.10.12","product_id":"CSAFPID-5","product_identification_helper":{"cpe":"cpe:2.3:a:suse:rancher:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-44939","title":"Command injection through unsanitized YAML parameter in Rancher","notes":[{"category":"description","text":"A command injection vulnerability in the Rancher Manager cluster before 2.14.2 import endpoint  /v3/import/{token}_{clusterId}.yaml through unsanitized YAML parameters could allow remote attackers to break out of an image, and execute e.g. malicious containers.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","baseScore":9.4,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 2.10.12, 2.11.14, 2.12.10, 2.13.6, 2.14.2.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]}]}]}