Security Issue: Researchers at AppCheck have discovered a security issue within Umbraco Forms which could lead to a remote code execution attack and/or arbitrary file deletion. Umbraco are advising everyone be ready for a fix which is to be released 20th July at 7am UTC.

In this article we’ll take a look into what HTTP “verbs” or methods are, how each varies and works, and what the potential security risks are that should be considered with each. We’ll also see how vulnerability scanners such as AppCheck can automatically check for many of the potential vulnerabilities presented by webservers making use of these methods.