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CVE-2026-27139 FileInfo can escape from a Root in os

🗓️ 06 Mar 2026 21:28:14Reported by GoType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

On Unix, File.ReadDir and File.Readdir may return FileInfo outside the opened Root, exposing lstat metadata beyond the root.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
osv
OSV
MINI-F6CJ-3H77-G73H
13 Mar 202610:41
osv
osv
OSV
MINI-F6F3-HGJJ-J268
10 Mar 202615:30
osv
osv
OSV
MINI-F756-6V6W-R6GR
13 Mar 202613:08
osv
osv
OSV
MINI-F796-X3R9-QX6J
13 Mar 202613:06
osv
osv
OSV
MINI-F8MC-4VWP-8XQP
13 Mar 202610:47
osv
osv
OSV
MINI-FC4X-GJWC-F3V2
13 Mar 202610:46
osv
osv
OSV
MINI-FFPX-G95P-6669
13 Mar 202610:47
osv
osv
OSV
MINI-FHW7-WG53-5H9J
10 Mar 202615:15
osv
osv
OSV
MINI-FJ8J-XRHG-27MV
10 Mar 202620:30
osv
osv
OSV
MINI-FJQ2-QQX2-9MPH
13 Mar 202613:07
osv
Rows per page
[
  {
    "vendor": "Go standard library",
    "product": "os",
    "collectionURL": "https://pkg.go.dev",
    "packageName": "os",
    "versions": [
      {
        "version": "0",
        "lessThan": "1.25.8",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "1.26.0-0",
        "lessThan": "1.26.1",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "programRoutines": [
      {
        "name": "File.ReadDir"
      },
      {
        "name": "File.Readdir"
      },
      {
        "name": "ReadDir"
      },
      {
        "name": "dirFS.ReadDir"
      },
      {
        "name": "rootFS.ReadDir"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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