4.3 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
0.003 Low
EPSS
Percentile
69.2%
The Reader View implementation in Mozilla Firefox before 42.0 has an
improper whitelist, which makes it easier for remote attackers to bypass
the Content Security Policy (CSP) protection mechanism and conduct
cross-site scripting (XSS) attacks via vectors involving SVG animations and
the about:reader URL.