CVE-2017-7834 log

Severity Medium
Remote Yes
Type Access restriction bypass
A data: URL loaded in a new tab of Firefox before 57.0 did not inherit the Content Security Policy (CSP) of the original page, allowing for bypasses of the policy including the execution of JavaScript. In prior versions when data: documents also inherited the context of the original page this would allow for potential cross-site scripting (XSS) attacks.
Group Package Affected Fixed Severity Status Ticket
AVG-494 firefox 56.0.2-1 57.0-1 Critical Fixed
Date Advisory Group Package Severity Type
15 Nov 2017 ASA-201711-23 AVG-494 firefox Critical multiple issues