M-Link R14.6 before R14.6v14 and R15.1 before R15.1v10 does not verify that a request was made for an XMPP Server Dialback response, which allows remote XMPP servers to spoof domains via responses for domains that were not asserted.
6.9AI Score
0.001EPSS
Isode M-Link before 16.0v7 does not properly restrict the processing of compressed XML elements, which allows remote attackers to cause a denial of service (resource consumption) via a crafted XMPP stream, aka an "xmppbomb" attack.
6.8AI Score
0.014EPSS
M-Link Archive Server in Isode M-Link R16.2v1 through R17.0 before R17.0v24 allows non-administrative users to access and manipulate archive data via certain HTTP endpoints, aka LINK-2867.
8.1CVSS
7.9AI Score
0.001EPSS