Security Advisory

CVE-2017-18871

7.5
HIGH

Vulnerability Description

An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, 4.3.4, and 4.2.2. It allows attackers to cause a denial of service (application crash) via an @ character before a JavaScript field name.
Published Date June 19, 2020
Official Source NIST NVD Advisory