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CVE-2026-86861 pgAdmin 4: File Manager save_file writes through a symbolic link planted after the containment check

🗓️ 17 Sep 2026 15:30:51Reported by PostgreSQLType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

pgAdmin 4's File Manager save_file endpoint, which backs saving from the Query Tool and ERD, validated the requested path with Filemanager.check_access_permission() and then opened the file for writing with a plain open() call. CVE-2026-7819 had p...

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ReporterTitlePublishedViews
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cve
CVE
CVE-2026-86861 pgAdmin 4: File Manager save_file writes through a symbolic link planted after the containment check
17 Sep 202615:30
cve
euvd
EUVD
EUVD-2026-81693
17 Sep 202615:30
euvd
nvd
NVD
CVE-2026-86861
17 Sep 202616:18
nvd
[
  {
    "vendor": "pgadmin.org",
    "product": "pgAdmin 4",
    "repo": "https://github.com/pgadmin-org/pgadmin4",
    "modules": [
      "File Manager"
    ],
    "programFiles": [
      "https://github.com/pgadmin-org/pgadmin4/blob/master/web/pgadmin/misc/file_manager/__init__.py"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "9.18",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Sep 2026 15:30Current
CVSS 3.15.9
CVSS 46
3