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CVE-2026-61891

🗓️ 05 Aug 2026 11:03:01Reported by eclipseType 
cve
 cve
🔗 web.nvd.nist.gov👁 77 Views🌐 WEB

CVE-2026-61891: Theia up to 1.73.1 exposes unauthenticated file downloads via /file and /files/.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
eclipsetheiaRange<1.74.0
[
  {
    "vendor": "Eclipse Foundation",
    "product": "Eclipse Theia",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.74.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
pathpath/fileThe /file endpoint converts a client-supplied URI directly to a filesystem path without confinement, allowing unauthenticated access to any file readable by the backend process.CWE-200, CWE-22, CWE-306, CWE-36
pathpath/files/The /files/ endpoint converts a client-supplied URI directly to a filesystem path without confinement, allowing unauthenticated access to any file readable by the backend process.CWE-200, CWE-22, CWE-306, CWE-36
pathrequest body/files/The /files/ endpoint allows unauthenticated PUT requests that convert a client-supplied URI directly to a filesystem path without confinement.CWE-200, CWE-22, CWE-306, CWE-36

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24 Oct 2026 16:10Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
EPSS0.00533
SSVC
77