CVE-2017-5466

Source
Severity Critical
Remote Yes
Type Cross-site scripting
Description
An origin confusion issue has been found in Firefox < 53. If a page is loaded from an original site through a hyperlink and contains a redirect to a data:text/html URL, triggering a reload will run the reloaded data:text/html page with its origin set incorrectly. This allows for a cross-site scripting (XSS) attack.
Group Package Affected Fixed Severity Status Ticket
AVG-249 firefox 52.0.2-1 53.0-1 Critical Fixed
Date Advisory Group Package Severity Description
21 Apr 2017 ASA-201704-6 AVG-249 firefox Critical multiple issues
References
https://www.mozilla.org/en-US/security/advisories/mfsa2017-10/#CVE-2017-5466
https://bugzilla.mozilla.org/show_bug.cgi?id=1353975