{"id":"CVE-2026-39822","revision":"4740568210344b81ae6611037994fd6f","records":[{"revision":"4740568210344b81ae6611037994fd6f","observedAt":"2026-10-25T09:17:18.747+00:00","statement":{"source":"nvd","id":"CVE-2026-39822","aliases":[],"title":"On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path is a symbolic link and the path ends in /. For example, 'root.Open(\"symlink/\")' will open…","description":"On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path is a symbolic link and the path ends in /. For example, 'root.Open(\"symlink/\")' will open \"symlink\" even when \"symlink\" is a symbolic link pointing outside of the root.","state":0,"publishedAt":"2026-07-08T17:17:21.31+00:00","modifiedAt":"2026-09-17T17:10:20.047+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://go.dev/cl/797880","https://go.dev/issue/79005","https://groups.google.com/g/golang-announce/c/OrmQE_Yp5Sc","https://pkg.go.dev/vuln/GO-2026-4970"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-39822","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-61"],"productCriteria":["cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*","cpe:2.3:a:golang:go:1.27:rc1:*:*:*:*:*:*"],"sourceDates":{"published":"2026-07-08T17:17:21.310","lastModified":"2026-09-17T17:10:20.047"},"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-2026-39822","identifiers":["CVE-2026-39822"]},"retained":false,"historicalAffected":[]}],"coverage":[]}