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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-56705

Adminer before 5.4.3 Remote Code Execution via MSSQL PDO DSN Injection

Description

Adminer before 5.4.3 fails to sanitize the server field before constructing a PDO DSN string, allowing unauthenticated attackers to inject ODBC parameters via semicolons. Attackers can inject TraceFile and TraceOn parameters to write PHP code to the web root, achieving remote code execution when the trace file is accessed.

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