
Proof-of-concept exploit for CVE-2015-7214 demonstrating Same-Origin Policy bypass in Firefox 42.0 via data and view-source URIs, with local and web-based test cases.
Please see the following link.
Cross-site reading attack through data and view-source URIs
www/index.html
local/index.html
The following is the download link of Firefox 42.0 for each platform.