bootstrap-sass@3.3.7 vulnerabilities

bootstrap-sass is a Sass-powered version of Bootstrap 3, ready to drop right into your Sass powered applications.

Known vulnerabilities in the bootstrap-sass package. This does not include vulnerabilities belonging to this package’s dependencies.

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Vulnerability	Vulnerable Version
M Cross-site Scripting (XSS) Affected versions of this package are vulnerable to Cross-site Scripting (XSS) via the `affix` configuration target property. How to fix Cross-site Scripting (XSS)? Upgrade `bootstrap-sass` to version 3.4.0 or higher.	<3.4.0
M Cross-site Scripting (XSS) Affected versions of this package are vulnerable to Cross-site Scripting (XSS) via the tooltip `data-viewport` attribute. How to fix Cross-site Scripting (XSS)? Upgrade `bootstrap-sass` to version 3.4.0 or higher.	<3.4.0
M Cross-site Scripting (XSS) Affected versions of this package are vulnerable to Cross-site Scripting (XSS) via the `tooltip`, `collapse` and `scrollspy` plugins. How to fix Cross-site Scripting (XSS)? Upgrade `bootstrap-sass` to version 3.4.0 or higher.	<3.4.0
M Cross-site Scripting (XSS) Affected versions of this package are vulnerable to Cross-site Scripting (XSS) via the `data-target` attribute. How to fix Cross-site Scripting (XSS)? Upgrade `bootstrap-sass` to version 3.4.0 or higher.	<3.4.0