How severe is CVE-2018-6333?

This vulnerability has a severity rating of CRITICAL with a CVSS score of 9.8 out of 10.

What type of vulnerability is CVE-2018-6333?

This is classified as CWE-79, which is a common weakness in software security.

CVE-2018-6333 - CRITICAL Severity | CVSS 9.8

Vulnerability Description

The hhvm-attach deep link handler in Nuclide did not properly sanitize the provided hostname parameter when rendering. As a result, a malicious URL could be used to render HTML and other content inside of the editor's context, which could potentially be chained to lead to code execution. This issue affected Nuclide prior to v0.290.0.

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