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CVE-2026-39822

🗓️ 08 Jul 2026 15:46:27Reported by GoType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 223 Views🌐 WEB

CVE-2026-39822: Root escape via symlink with trailing slash in Unix os root.

Related
Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
osv
OSV
CGA-6492-56FJ-223F
8 Jul 202623:40
–osv
osv
OSV
CGA-649M-P372-8QPP
8 Jul 202623:32
–osv
osv
OSV
CGA-64C4-9M6G-8R6R
8 Jul 202623:33
–osv
osv
OSV
CGA-64FH-HH23-863R
9 Jul 202613:44
–osv
osv
OSV
CGA-64H6-VGRC-GRHG
9 Jul 202601:16
–osv
osv
OSV
CGA-64HG-XJX2-F4CR
9 Jul 202601:28
–osv
osv
OSV
CGA-64JF-56XQ-FQGV
8 Jul 202623:59
–osv
osv
OSV
CGA-64JV-RJ6P-G5JR
9 Jul 202600:45
–osv
osv
OSV
CGA-64M7-93HF-QXGP
9 Jul 202601:28
–osv
osv
OSV
CGA-64MJ-W6M7-FVRG
9 Jul 202600:24
–osv
Rows per page
NVD
Vulners
Node
OR
golanggoRange1.24.0–1.25.12
golanggoRange1.26.0–1.26.5
golanggoMatch1.27rc1
[
  {
    "vendor": "Go standard library",
    "product": "os",
    "collectionURL": "https://pkg.go.dev",
    "packageName": "os",
    "versions": [
      {
        "version": "0",
        "lessThan": "1.25.12",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "1.26.0-0",
        "lessThan": "1.26.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "1.27.0-0",
        "lessThan": "1.27.0-rc.2",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "programRoutines": [
      {
        "name": "rootOpenFileNolog"
      },
      {
        "name": "openRootInRoot"
      },
      {
        "name": "OpenInRoot"
      },
      {
        "name": "Root.Create"
      },
      {
        "name": "Root.Open"
      },
      {
        "name": "Root.OpenFile"
      },
      {
        "name": "Root.OpenRoot"
      },
      {
        "name": "Root.ReadFile"
      },
      {
        "name": "Root.WriteFile"
      },
      {
        "name": "rootFS.Open"
      },
      {
        "name": "rootFS.ReadDir"
      },
      {
        "name": "rootFS.ReadFile"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
symlink/pathsymlink/Symlink path traversal in os.Root Open allows accessing targets outside the root when the final path component is a symlink and the path ends with a slash.CWE-61

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17 Sep 2026 17:10Current
6Medium risk
Vulners AI Score6
CVSS 3.17.8
EPSS0.00182
SSVC
223