The SNAP vulnerability is a flaw found in LGs Smart Notice notification app that allows an attacker to run arbitrary JavaScript code on new LG devices. LG G3 users are at risk of data theft, phishing attacks, and denial of service (DoS) on their devices. The vulnerability was discovered by BugSec researchers Liran Segal and Shachar Korot. LG responded quickly by issuing a new Smart Notice release containing a patch for ‘SNAP'”]
Source: https://grahamcluley.com/smartphones-risk-snap-vulnerability/