Hazard

Is CVE-2013-0422 being exploited?

Ransomware crews are using this

CISA has linked this vulnerability to known ransomware campaigns. Treat any exposed instance as an active incident, not a patching ticket.

Oracle JRE Remote Code Execution Vulnerability

Oracle · Java Runtime Environment (JRE)

CVSS 9.8 EPSS 98% 1 public exploit ransomware Fix deadline passed 15 June 2022

What it is

A vulnerability in the way Java restricts the permissions of Java applets could allow an attacker to execute commands on a vulnerable system.

Why we say that

  • Linked by CISA to known ransomware campaigns
  • EPSS puts exploitation in the next 30 days at 98%
  • 1 public exploit published
  • CISA's federal remediation deadline (2022-06-15) has passed
  • CVSS 9.8 critical
  • Listed in the CISA Known Exploited Vulnerabilities catalogue

Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.

What to do

Apply updates per vendor instructions.

Public exploit code

Indexed from Exploit-DB. Presence of code raises urgency; absence does not mean safety.

What it costs when this goes wrong

This is where UK enforcement meets the vulnerability record. This vulnerability is used in ransomware campaigns; here is what ransomware has cost UK organisations at the regulator.

All UK cases caused by ransomware →