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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-42605

AzuraCast: Path Traversal in `currentDirectory` Parameter Enables Remote Code Execution via Media Upload

Description

AzuraCast is a self-hosted, all-in-one web radio management suite. Prior to version 0.23.6, the currentDirectory request parameter in the Flow.js media upload endpoint (POST /api/station/{station_id}/files/upload) is not sanitized for path traversal sequences. When combined with a local filesystem storage backend (the default), an authenticated user with media management permissions can write arbitrary files outside the station's media storage directory, achieving remote code execution by writing a PHP webshell to the web root. This issue has been patched in version 0.23.6.

Affected products

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

AzuraCast AzuraCast

  • < 0.23.6affected

References