{"id":"CVE-2026-56857","revision":"ae1dc1cc291e4e228fff0319ac086588","records":[{"revision":"ae1dc1cc291e4e228fff0319ac086588","observedAt":"2026-10-25T14:19:10.848+00:00","statement":{"source":"nvd","id":"CVE-2026-56857","aliases":[],"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":"2026-10-08T23:17:01.487+00:00","modifiedAt":"2026-10-09T16:35:35.9+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"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://nvd.nist.gov/vuln/detail/CVE-2026-56857","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Awaiting Analysis","weaknesses":["CWE-1386"],"productCriteria":[],"sourceDates":{"published":"2026-10-08T23:17:01.487","lastModified":"2026-10-09T16:35:35.900"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-56857","identifiers":["CVE-2026-56857"]},"retained":false,"historicalAffected":[]}],"coverage":[]}