{"id":"EUVD-2026-95420","revision":"4251044f1f6b4b8cb13635bc09bc48f0","records":[{"revision":"4251044f1f6b4b8cb13635bc09bc48f0","observedAt":"2026-11-05T11:49:57.529+00:00","statement":{"source":"euvd","id":"EUVD-2026-95420","aliases":["CVE-2026-56857","GHSA-c3q7-m35p-9qq7"],"title":"On Windows, when the target of Root.Mkdir or Root.MkdirAll is a junction pointing to an empty location, the operation can create a directory at the junction target even when that target is located outside the root. This only applies to oper…","description":"On Windows, when the target of Root.Mkdir or Root.MkdirAll is a junction pointing to an empty location, the operation can create a directory at the junction target even when that target is located outside the root. This only applies to operations where the last path component is a junction (path/to/junction, but not path/junction/target).","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":null}],"references":["https://go.dev/cl/847305","https://go.dev/issue/81739","https://groups.google.com/g/golang-announce/c/U2fTuyDJznI","https://pkg.go.dev/vuln/GO-2026-6604"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-95420","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Oct 8, 2026, 10:53:58 PM","dateUpdated":"Oct 9, 2026, 3:36:01 PM"},"relatedAdvisories":[{"id":"RHSA-2026:92480","title":"Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.1.14","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032","CVE-2026-111943"]},{"id":"RHSA-2026:92451","title":"Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.0.17","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032","CVE-2026-111943"]},{"id":"RHSA-2026:92497","title":"Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.2.11","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032","CVE-2026-111943"]},{"id":"RHSA-2026:92516","title":"Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.4.4","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032","CVE-2026-111943"]},{"id":"openSUSE-SU-2026:22093-1","title":"Security update for go1.27","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"SUSE-SU-2026:24237-1","title":"Security update for go1.27","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"RHSA-2026:92509","title":"Red Hat Security Advisory: Red Hat OpenShift Service Mesh 3.3.9","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032","CVE-2026-111943"]},{"id":"openSUSE-SU-2026:12101-1","title":"go1.27-1.27.2-1.1 on GA media","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"WID-SEC-W-2026-3841","title":"Golang Go: Mehrere Schwachstellen","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"msrc_CVE-2026-56857","title":"Root.Mkdir(All) can follow junctions out of the root on Windows in os","vulnerabilityIds":["CVE-2026-56857"]},{"id":"openSUSE-SU-2026:22095-1","title":"Security update for go1.26","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78667","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"openSUSE-SU-2026:12093-1","title":"go1.26-1.26.9-1.1 on GA media","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78667","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"openSUSE-SU-2026:12112-1","title":"rclone-1.75.2-1.1 on GA media","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78663","CVE-2026-78667","CVE-2026-78669","CVE-2026-84445","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]},{"id":"SUSE-SU-2026:24239-1","title":"Security update for go1.26","vulnerabilityIds":["CVE-2026-56857","CVE-2026-56866","CVE-2026-78659","CVE-2026-78660","CVE-2026-78667","CVE-2026-94439","CVE-2026-94440","CVE-2026-94444","CVE-2026-94447","CVE-2026-94448","CVE-2026-97030","CVE-2026-97031","CVE-2026-97032"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-95420","identifiers":["EUVD-2026-95420","CVE-2026-56857","GHSA-c3q7-m35p-9qq7"]},"retained":false,"historicalAffected":[]}],"coverage":[]}