Mozilla: Cross-origin POST requests can be made with NPAPI plugins by following 308 redirects

POST requests made by NPAPI plugins, such as Flash, that receive a status 308 redirect response can bypass CORS requirements. This can allow an attacker to perform Cross-Site Request Forgery CSRF attacks. This vulnerability affects Firefox ESR 60.8, Firefox 68, and Thunderbird 60.8...

UBUNTU-CVE-2016-1966

The nsNPObjWrapper::GetNewOrUsed function in dom/plugins/base/nsJSNPRuntime.cpp in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code or cause a denial of service invalid pointer dereference and memory corruption via a crafted NPAPI plug...