EPSS
Percentile
84.5%
firefox is vulnerable to sandbox restrictions bypass. The content processes did not sufficiently lockdown access control which could result in a sandbox escape.
packetstormsecurity.com/files/157860/Firefox-Default-Content-Process-DACL-Sandbox-Escape.html
bugzilla.mozilla.org/show_bug.cgi?id=1618911
www.mozilla.org/security/advisories/mfsa2020-16/
www.mozilla.org/security/advisories/mfsa2020-17/