Arbitrary code execution (via backdoor code) was discovered in bootstrap-sass 3.2.0.3, when downloaded from rubygems.org. An unauthenticated attacker…
In Bootstrap before 3.4.1 and 4.3.x before 4.3.1, XSS is possible in the tooltip or popover data-template attribute.
In Bootstrap before 3.4.0, XSS is possible in the tooltip data-viewport attribute.
In Bootstrap before 3.4.0, XSS is possible in the affix configuration target property.
In Bootstrap 3.x before 3.4.0 and 4.x-beta before 4.0.0-beta.2, XSS is possible in the data-target attribute, a different vulnerability than CVE-2018…
In Bootstrap before 4.1.2, XSS is possible in the data-target property of scrollspy.
In Bootstrap before 4.1.2, XSS is possible in the data-container property of tooltip.