{"schema_version":"1.9.0","id":"BIT-golang-2025-22873","published":"2026-02-06T08:45:38.334Z","modified":"2026-09-08T08:47:49.666146687Z","aliases":["CVE-2025-22873","GO-2026-4403"],"summary":"Improper access to parent directory of root in os","details":"It was possible to improperly access the parent directory of an os.Root by opening a filename ending in \"../\". For example, Root.Open(\"../\") would open the parent directory of the Root. This escape only permits opening the parent directory itself, not ancestors of the parent or files contained within the parent.","affected":[{"package":{"name":"golang","ecosystem":"Bitnami","purl":"pkg:bitnami/golang"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.23.9"},{"introduced":"1.24.0-0"},{"fixed":"1.24.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/golang/BIT-golang-2025-22873.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"}]}],"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2025/05/06/2"},{"type":"FIX","url":"https://go.dev/cl/670036"},{"type":"ADVISORY","url":"https://go.dev/issue/73555"},{"type":"DISCUSSION","url":"https://groups.google.com/g/golang-announce/c/UZoIkUT367A/m/5WDxKizJAQAJ"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-22873"},{"type":"ADVISORY","url":"https://pkg.go.dev/vuln/GO-2026-4403"}],"database_specific":{"cpes":["cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*"],"severity":"Low"}}