CVE-2026-56702 — Adminer before 5.4.3 Unrestricted File Upload via AdminerFileUpload
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…
Published: 2026-08-25 · CVSS: 7.1 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7