It was discovered that the Mumble client supported websites for public servers with arbitrary URL schemes. If a user were tricked into visiting a malicious website from the public server list, a remote attacker could possibly execute arbitrary code.
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_name": "mumble", "binary_version": "1.2.12-1ubuntu1+esm1" }, { "binary_name": "mumble-dbg", "binary_version": "1.2.12-1ubuntu1+esm1" }, { "binary_name": "mumble-dbgsym", "binary_version": "1.2.12-1ubuntu1+esm1" }, { "binary_name": "mumble-server", "binary_version": "1.2.12-1ubuntu1+esm1" }, { "binary_name": "mumble-server-dbgsym", "binary_version": "1.2.12-1ubuntu1+esm1" } ] }