CVE-2017-5387

The existence of a specifically requested local file can be found due to the double firing of the "onerror" when the "source" attribute on a "" tag refers to a file that does not exist if the source page is loaded locally. This vulnerability affects Firefox < 51. Date published : 2018-06-11 http://www.securityfocus.com/bid/95763

https://bugzilla.mozilla.org/show_bug.cgi?id=1295023