Severity 1 (highest)

• Umbraco CMS security defect affecting site integrity and/or access to the publishing/editing API, with evidence of exploitation or public knowledge of the issue.

• Umbraco CMS regression* causing non-availability to site/publishing.

• Umbraco Deploy regression preventing publishing of time-critical content without a workaround.

Severity 2

• Umbraco CMS security defect not affecting site integrity but vulnerability, with evidence of exploitation or public knowledge of the issue.

• Umbraco CMS regression causing intermittent site access issues – such as for some users.

• Umbraco Deploy regression affecting publishing of content.

Severity 3

• Umbraco Deploy security issues, with evidence of exploitation or public knowledge of the issue.

Severity 4

• Usage - such as UX, plug-in behavior, and other UI quirks.

• Umbraco CMS regression causing performance issues related to the Umbraco CMS code base.

• Umbraco Deploy performance or usage issues.

Severity 5

• Ordinary support questions not related to any operational matter.

• Request for code review and/or architectural advising.