Elastic Kibana Prototype Contamination Leads to Arbitrary Code Execution Vulnerability (CVE-2025-25014)

Overview Recently, NSFOCUS CERT detected that Elastic issued a security bulletin to fix the arbitrary code execution vulnerability caused by Elastic Kibana prototype contamination (CVE-2025-25014); Due to the prototype contamination problem in Kibana, an attacker with specific role privileges can bypass the authentication mechanism by constructing specially crafted file uploads and specific HTTP requests to […]