CVE-2019-9797

Source
Severity High
Remote Yes
Type Same-origin policy bypass
Description
Cross-origin images can be read in violation of the same-origin policy, in Firefox before 66.0, by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element.
Group Package Affected Fixed Severity Status Ticket
AVG-925 firefox 65.0.2-1 66.0-1 Critical Fixed
Date Advisory Group Package Severity Description
22 Mar 2019 ASA-201903-11 AVG-925 firefox Critical multiple issues
References
https://www.mozilla.org/en-US/security/advisories/mfsa2019-07/#CVE-2019-9797
https://bugzilla.mozilla.org/show_bug.cgi?id=1528909