CVE-2021-29975

Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top of another domain with the new domain correctly shown in the address bar resulting in possible user confusion. This vulnerability affects Firefox ...

UBUNTU-CVE-2018-5115

If an HTTP authentication prompt is triggered by a background network request from a page or extension, it is displayed over the currently loaded foreground page. Although the prompt contains the real domain making the request, this can result in user confusion about the originating site of the...