In Apache Storm versions 1.1.0 to 1.2.2, when the user is using the storm-kafka-client or storm-kafka modules, it is possible to cause the Storm UI daemon to deserialize user provided bytes into a Java class.
Conclusion & alert: CVE-2018-11779 is rated High Risk (71.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.48%).Core evidence: EPSS rose +2.00% over the last day, indicating growing attacker interest.Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2018-11779
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).