Oracle has published a security advisory to address a security vulnerability found in Java SE sub-component Hotspot that could be exploited without authentication. An attacker could entice a user to open a specially crafted web page to exploit the vulnerability.
Reports indicate that technical details of the vulnerability are publicly disclosed.
Oracle Java SE
A successful attack could impact the availability, integrity, and confidentiality of a vulnerable system.
Patches for affected systems are available. Users of the affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
http://www.oracle.com/technetwork/topics/security/alert-cve-2016-0636-2949497.html
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0636