CVE-2025-63648: Owntone Server

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A NULL pointer dereference in the dacp_reply_playqueueedit_move function (src/httpd_dacp.c) of owntone-server commit b7e385f allows attackers to cause a Denial of Service (DoS) via sending a crafted DACP request to the server.

Affected products

• Owntone Owntone Server: up to and including 29.0

Published 2026-01-20. Last modified 2026-06-17.