### [CVE-2016-1949](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1949) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### 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. ### POC #### Reference - https://bugzilla.mozilla.org/show_bug.cgi?id=1245724 #### Github No PoCs found on GitHub currently.