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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-56702

Adminer before 5.4.3 Unrestricted File Upload via AdminerFileUpload

Description

Adminer versions before 5.4.3 contain an unrestricted file upload vulnerability in the AdminerFileUpload plugin that allows authenticated users to upload PHP files by exploiting a permissive default extension allowlist. Attackers can upload PHP webshells to columns ending in _path and execute arbitrary code as the web-server user when uploadPath is web-served.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

vrana adminer

Default version status: unaffected

  • 0 to < 5.4.3affected
  • 5.4.3unaffected

References