Unspecified Vulnerability in Mattermost Server (CNVD-2020-48242)

Mattermost Server is the United States Mattermost company's set of open source messaging platform. A security vulnerability exists in Mattermost Server versions prior to 4.2.0, 4.1.1, and 4.0.5, which stems from the program not neutralizing the HTML content of a field in an email template. An...