Canvas Security Vulnerabilities

CVE-2017-1000507

Canvs Canvas version 3.4.2 contains a Cross Site Scripting (XSS) vulnerability in User's details that can result in denial of service and execution of javascript code.

CVE-2017-8298

cnvs.io Canvas 3.3.0 has XSS in the title and content fields of a "Posts > Add New" action, and during creation of new tags and users.

CVE-2020-8215

A buffer overflow is present in canvas version <= 1.6.9, which could lead to a Denial of Service or execution of arbitrary code when it processes a user-provided image.