Dino before 2019-09-10 does not properly check the source of an MAM message in module/xep/0313_message_archive_management.vala.
www.openwall.com/lists/oss-security/2019/09/12/5
github.com/dino/dino/commit/307f16cc86dd2b95aa02ab8a85110e4a2d5e7363
gultsch.de/dino_multiple.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5TMGQ5Q6QMIFG4NVUWMOWW3GIPGWQZVF/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WZBNQAOBWTIOKNO4PIYNX624ACGUXSXQ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YUBM7GDZBB6MZZALDWYRAPNV6HJNLNMC/
seclists.org/bugtraq/2019/Sep/31
usn.ubuntu.com/4306-1/
www.debian.org/security/2019/dsa-4524