CVE-2016-1949

High

Description

Mozilla Firefox before 44.0.2 does not properly restrict the interaction between Service Workers and plugins, which allows remote attackers to bypass the Same Origin Policy via a crafted web site that triggers spoofed responses to requests that use NPAPI, as demonstrated by a request for a crossdomain.xml file.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Mozilla Firefox

PublishedFeb 13, 2016

First seenFeb 13, 2016

How to fix

Vendor advisories

security.gentoo.org/glsa/201605-06

Affected products

Product	Affected versions	Fixed in
mozilla firefox	v ≤ 44.0.1	—

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