CVE-2017-5593

An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application’s display. This allows for various kinds of social engineering attacks. This CVE is for Psi+ (0.16.563.580 – 0.16.571.627).

Source: CVE-2017-5593